This list of Scottish Gaelic surnames shows Scottish Gaelic surnames beside their English language equivalent.
Note that certain names may appear multiple times on this list; use the 'find' or 'search' function in your web browser to quickly look up certain names.
| Scottish Gaelic surname | English surname | Notes | Ref [note 1] |
|---|---|---|---|
| Aileanach | Allan, Allanach, MacCallan | Allanach in Wester Ross. [1] | [1] |
| Ailpeanach | MacAlpine | ||
| Allanach | Allan, Allanach, MacCallan | Allanach in Wester Ross. [1] | [1] |
| Ambarsan | Anderson | In Sleat. [1] | [1] |
| Anam | Annan | [1] | |
| Andarsan | Anderson | ||
| Anndrasdan | Anderson | [1] | |
| Arasgain | Erskine | "Arascain" in old orthography. [2] | [1] [2] |
| Ariss [ clarification needed ] | Aris Ariss Bànach | Robin Bain | Member Clan John Aris In Wester Ross. [1] |
| Baran | Barron | [1] | |
| Barrach | Dunbar | [1] | |
| Beitean | Beaton, Bethune | In Ross. [1] | [1] |
| Bhàsa | Vass | [1] | |
| Bhodhsa | Vass | [1] | |
| Blacach | Black | [1] | |
| Blàr | Blair | [1] | |
| Blàrach | Blair, Muir | [1] [2] | |
| Bochanan | Buchanan | [3] | |
| Boid, [4] Bòid [1] | Boyd [1] [2] [4] | ||
| Bòideach | Boyd | [1] | |
| Bràigheach | MacGillivray | [1] | |
| Breac | Breck | ||
| Breathnach | Galbraith, Walsh, Welsh | [2] | |
| Brothaigh | Brodie | [2] | |
| Bruis | Bruce | ||
| Brùn | Broun, Brown | On Tiree. [1] | [1] |
| Brus | Bruce | [4] | |
| Buideach | Budge | [1] | |
| Buidheach | Bowie, Buie | [3] | |
| Builds | Budge | [1] | |
| Buiseid | Bisset | [1] | |
| Cailbhin | Calvin | [2] | |
| Caileanach | Callanach, MacCallan | [1] | |
| Caimbeul | Campbell | [3] | |
| Caimbeulach | Campbell | [2] | |
| Camran | Cameron | [2] | |
| Camshron | Cameron | [2] [3] | |
| Camshronach | Cameron | ||
| Cananach | Buchanan | [1] | |
| Canonach | Buchanan, MacPherson | MacPherson in Skye. [2] | [2] |
| Caoidheach | Kay, MacKay | ||
| Caolaisdean | Kelso | On Arran. [1] | [1] |
| Catach | Catach, Catto | [1] | |
| Catan | Cattenach | [1] | |
| Catanach | Cattenach | Also a member of Clan Chattan. [2] | [1] |
| Ceallach | Kelly | [3] | |
| Ceanadach | Kennedy | [3] | |
| Ceannaideach | Kennedy | [2] | |
| Cearrach | Kerr | On Arran. [1] | [1] |
| Ceiteach | Keith | [2] | |
| Ciar | Keir | [2] | |
| Ciarach | Keir | ||
| Ciogach | Eggo | In Aberdeenshire. [1] | [1] |
| Coineagan | Cunningham | [3] | |
| Crannach | Cranna | In Aberdeenshire. [1] | [1] |
| Criatharach | Crerar | In Loch Tay and Strathspey. [1] | [1] |
| Cuimeanach | Comyn, Cumming | [2] | |
| Cuimein | Comyn, Cumming | [3] | |
| Cuimeineach | Comyn, Cumming | [1] | |
| Càidh | Caie, Kay, Keith | Keith in Caithness. [1] | [1] |
| Cèamp | Kemp | In Wester Ross. [1] | [1] |
| Cèampach | Kemp | In Wester Ross. [1] | [1] |
| Còmhan | Cowan, MacCowan | [1] | |
| Creag, Creagach | Craig |
| Scottish Gaelic | English | Notes | Ref |
|---|---|---|---|
| Dalais | Dallas | [2] | |
| Deòir | Dewar | [3] | |
| Deòireach | Dewar | [1] | |
| Dòmhnallach, Dòmhnullach | MacDonald | [2] [3] | |
| Druimeanach | Drummond | ||
| Druimein | Drummond | [1] | |
| Druimeineach | Drummond | [1] | |
| Druiminn | Drummond | [3] | |
| Dubh | Dow, Black | [1] | |
| Dubhach | MacDuff | ||
| Dùbhghlas | Douglas | [2] | |
| Dùghallach | Coull, Dowell, MacDougall, MacDowall | [2] | |
| Dùghlas | Douglas | [2] [4] | |
| Dùghlasach | Douglas | ||
| Dunaid | Dunnet | [2] | |
| Dunaidh | Downie | [3] | |
| Donnchadh | Duncan | [5] | |
| Eabarcrombaigh | Abercrombie | [1] | |
| Fearghasdan | Ferguson | [4] | |
| Fionnlasdan | Finlayson | [4] | |
| Flimean [1] | Fleming | [1] | |
| Foirbeis [3] | Forbes | [3] | |
| Foirbeiseach | Forbes | [1] [2] | |
| Flachnàn | Flanagan | [1] | |
| Fòlais | Foulis, Fowlis | [2] | |
| Friseal | Fraser, Frazer | [3] | |
| Frisealach | Fraser, Frazer | [2] | |
| Gall | Gall | ||
| Gallach | Gall, Gallie, Gollach | [1] | |
| Geadais | Geddes | [3] | |
| Geadasach | Geddes | [1] | |
| Gearailteach | Fitzgerald | [2] | |
| Gilios | Gillies | [1] | |
| GillAndrais | Gillanders | [3] | |
| GillEasbaig | Archbold, Archibald, Bishop, Gillespie | [3] | |
| GillEasbuig | Gillespie, Archibald | [6] | |
| GilleChriosd | Gilchrist, Christie | [3] | |
| GilleChrìost | Gilchrist, Christie | [6] | |
| Gill'Iosa | Gillies | [2] | |
| Giobsan | Gibson | ||
| Glas | Glass, Gray | ||
| Gobha | Gow, Smith | [2] [3] | |
| Grannd | Grant | [3] | |
| Grannda | Grant | [6] | |
| Granndach | Grant | [2] | |
| Greum | Graeme, Graham | [4] | |
| Greumach | Graeme, Graham | [3] | |
| Griogal | MacGregor, McGregor, Gregory | In Wester Ross. [1] | [1] |
| Griogalach | MacGregor, McGregor, Gregory | In Wester Ross. [1] | [1] |
| Griogarach | Gregg, Greig, Greer, Grierson, MacGregor, Gregory | [2] | |
| Guaire | Noble | [2] | |
| Guinne | Gunn | [3] | |
| Gunnach | Gunn | [1] [2] | |
| Gutraidh | Guthrie | [3] | |
| Gòrdan | Gordon | [3] | |
| Gòrdanach | Gordon | Hoovín | [1] [2] |
| Ìomharach | Iverach, Ivory | [1] | |
| Latharnach | Larnach | [1] | |
| Lathurna | Lorne | ||
| Leamhanach | Lennox | [2] | |
| Leamhnach | Lennox | [1] | |
| Leòideach | Cloud, MacLeod | ||
| Lobhdain | Lothian | In Glen Lyon. [1] | [1] |
| Loganach | Logan | [1] [2] | |
| Loudain | Lothian | In Glen Lyon. [1] | [1] |
| Lìos | Lees | On Arran. [1] | [1] |
| Lìosach | Gillies, Lees | Also used for someone from Lismore. [2] | |
| Lùtair | Luther | [3] |
Mac- (son of) is by far the most common element in Scottish Gaelic surnames.
| Scottish Gaelic | English | Notes | Ref |
|---|---|---|---|
| Mac a' Bhacstair, Mac a' Bhacastair | Baker, Baxter, MacVaxter | ||
| Mac a' Bhàird | Baird, Ward | [1] | |
| Mac a' Bhàirling | MacFarlane | [2] | |
| Mac a' Bharain | Barron, Warren | ||
| Mac a' Bhiataich | MacCavity, MacVitie | [1] | |
| Mac a' Bhiocair | MacVicar | [3] | |
| Mac a' Bhreatannaich [1] [3] | Braithnoch, Bratney, Bratnie, Bretnoch, Calbraith, [1] Galbraith, [3] MacBratney [1] | ||
| Mac a' Bhreatnaich | Galbraith, Bratney, Cretney | [2] | |
| Mac a' Bhruthainn [1] [3] | MacBrayne, Brown [3] | Brown in Argyll. [1] | |
| Mac a' Chananaich | Buchanan | [1] | |
| Mac a' Charraige | Craig | On Arran. [1] | [1] |
| Mac a' Chléirich [1] [3] | Clark etc., MacClery, [3] MacLerie, Clerie [1] | Clerie in Glasgow. [1] | |
| Mac a' Chombaich [1] [3] | Colquhoun, [3] MacCombie [1] | ||
| Mac a' Chriathrair [1] [3] | Crerar [3] | In Loch Tay and Strathspey. [1] | |
| Mac a' Chrosain | MacCrossan | [1] | |
| Mac a' Chruiteir | Harper, MacWhirter | Harper in Stewartry. [3] | [1] |
| Mac a' Ghniomhaid | Agnew | [2] [3] | |
| Mac a' Ghobhainn [1] [3] | MacGavin, [1] MacGowan, Smith, [3] Gow | MacGavin in Glasgow and Moray. [1] | |
| Mac a' Ghoill | Gall, MacGill | MacGill on Jura. [1] | [1] |
| Mac a' Ghreidheir | Grieve, Grierson | [3] | |
| Mac a' Ghreusaiche | Grassick, Grassie, Soutar | [1] | |
| Mac a' Ghrùdair | Brewster, Gruer, MacGruer, MacGruther, Magruder | [1] | |
| Mac a' Leòra | MacClure, MacLure | [1] | |
| Mac a' Lìos [1] [3] | Lees, MacLeish | [1] [2] [3] | |
| Mac a' Mhaighstir | MacMaster | [1] | |
| Mac a' Mhaoilein | MacMillan, MacWhillan, Quillan | [3] | |
| Mac a' Mhaoir | Mair, Weir | Weir in Dunbartonshire. [1] | [1] |
| Mac a' Mhiadhaich | May, Omay, Omey | Omey in Lorne. [1] | [1] |
| Mac a' Mhuilleir | Millar, Milne | ||
| Mac a' Phearsain | MacPherson | [3] | |
| Mac a' Phì [1] [3] | Fee, [1] MacFee, MacPhee, [3] MacCaffey | ||
| Mac an Aba [1] [3] | Abbot, Abbotson, [1] Macnab [3] | ||
| Mac an Airgid | Sillars | On Arran. [1] | [1] |
| Mac an Deòir | Dewar, Macindeoir | [3] | |
| Mac an Deòraidh | Major, Jorie, MacJarrow | Jorie in Galloway. [1] | [1] |
| Mac an Dorsair | Dorward, Durward | [1] | |
| Mac an Duibh | Macindoe | Mac an Duibh is short for Mac Iain Duibh. [3] | [3] |
| Mac an Fhigheadair | MacNider | [3] | |
| Mac an Fhilidh | MacNeillie, Neil | Neil in Galloway. [1] | [1] |
| Mac an Fhleisteir | Fletcher, Leslie | [2] [3] | |
| Mac an Fhoirbhich | Munro | In Inveraray. [1] | [1] |
| Mac an Fhùcadair | MacKnockater, MacNucator, Walker | [1] | |
| Mac an Fhuibhir | MacNair, Weir | In Argyll. [1] | [1] |
| Mac an Iasgair [1] [3] | Fisher, [3] MacInesker. [1] | ||
| Mac an Lamhaich, [3] Mac an Làmhaich [1] | Lennie [1] [2] [3] | ||
| Mac an Leighe | MacLeay | In Wester Ross. [1] | [1] |
| Mac an Lèigh [1] [3] | Beaton, Livingston, Livingstone, MacLeay [3] | Beaton on Islay [3] Livingston in Appin. [1] MacLeay on Lewis. [1] Livingston and Livingstone are etymologically unrelated to Mac an Lèigh. | |
| Mac an Luaimh | Mulloy | [3] | |
| Mac an Oighre | MacNair | In Perthshire. [1] | [1] |
| Mac an Ollaimh | MacInally, MacNally | In Dunbartonshire. [1] | [1] |
| Mac an Rìgh | MacNee, King | [2] | |
| Mac an Rothaich | Munro | [3] | |
| Mac an Ruaidh | Macanroy, Macinroy, Roy | Mac an Ruaidh equates to Mac Iain Ruaidh. [3] | [3] |
| Mac an Sporain | MacSporran, Purser, Purcell | Purser in Argyll. [1] | [1] |
| Mac an Tàilleir | Taylor | [1] | |
| Mac an Tòisich [1] [3] | Mackintosh, Macintosh, [3] Tosh [1] | ||
| Mac an t-Sagairt [1] [3] | MacTaggart, [3] Taggart [1] | ||
| Mac an t-Saoir [1] [3] | Macintyre, [3] MacTear, Tyre, Wright [1] | ||
| Mac an t-Sealgair | Hunter | [4] | |
| Mac an t-Srònaich [1] | Stronach [1] | ||
| Mac an Tuairneir | Turner | [1] | |
| Mac an Uidhir [1] [3] | MacNair [3] Weir | In the Lennox. [1] Mac an Uidhir equates to Mac Iain Uidhir. [3] | |
| Mac Iain Bhallaich | Malloch | [1] | |
| Mac Iain Duibh | MacIndoe | [1] | |
| Mac Iain Ruaidh | MacInroy, MacAnroy | [1] [2] | |
| Mac Iain Uidhir | MacNair | In Glengarry. [1] | [1] |
| Mac na Carraige | Craig | [3] | |
| Mac na Ceàrda [1] [3] | Caird, [1] Sinclair [3] | ||
| Mac na Ceàrdaich | Caird, Sinclair | [3] | |
| Mac na Maoile | MacMillan | In Perthshire. [1] | [1] |
| Mac O' Dreain | Drain | In Kintyre. [1] | [1] |
| Mac O' Seannaig | Shannon | On Arran. [1] | [1] |
| Mac'Ill'Anndrais | Anderson, MacAndrew, Gillanders | [3] | |
| Mac'IlleBhreac | Breck | ||
| Mac'Ill'Eathainn | MacLean | [3] | |
| Mac'Ill'Fhinnein | MacLennan | [3] | |
| Mac'Ill'Fhinntain | Clinton, MacLinton | [3] | |
| Mac'Ill'Fhionndaig | MacClintock | [3] | |
| Mac'IllÌosa | Gillies, MacLeish | [3] | |
| Mac'IllÒig | Ogg, Young | [3] | |
| Mac'Ille na Brataich | Bannerman | [1] [3] | |
| Mac'IlleBhàin | Bain, Micklewain, Milwain, Whyte | [3] | |
| Mac'IlleBhuidh | Bowie, Buie, Ogilvy | [3] | |
| Mac'IlleChiar | Kerr, Keir | [3] | |
| Mac'IlleDhuibh | Black, Blackie, Dow | [3] | |
| Mac'IlleMhìcheil | Carmichael, Gilmichael | [3] | |
| Mac'IlleMhòire | Gilmour, Gilmore | [3] | |
| Mac'IlleNaoimh | MacNiven | [3] | |
| Mac'IlleRiabhaich | Darach, Darroch etc., Reoch, Revie, Riach | [3] | |
| Mac'IlleRuaidh | Gilroy, MacIroy, Reid, Roy | [3] | |
| MacUirigh | Currie | [2] | |
| MacAbhra | MacAra, McAra | [1] | |
| MacAbhsalain | Causland, MacAuslan | [1] | |
| MacAdaidh, [3] MacÀdaidh [1] | MacAdie, [1] MacCadie, [3] Munro [1] | Munro in Easter Ross; [1] Dwelly says Munro, "in certain families only". [2] | |
| MacAdhaimh, [3] MacÀdhaimh [1] | Adam, Adamson, [1] MacAdam, MacCaw, [3] MacKeggie [1] | ||
| MacÀidh | Mackay | [1] | |
| MacAididh | MacAdie | Also Ferguson of Balmacruchie. [2] | |
| MacAilein [1] [3] | Allan, Allanson, Callan, [1] MacAllan [3] | ||
| MacAilpein [1] [3] | Alpine, [1] MacAlpine [3] | ||
| MacAlasdair [1] [3] | Alexander, [1] MacAlister, [3] MacAllister, [4] MacAndie, [2] [3] McElshender | ||
| MacAmbrais | Cambridge, Chambers, MacCambridge | Chambers in Argyll. [1] | [1] |
| MacAmhalghaidh | Cowley, MacAulay, Oliver | In Dunbartonshire. [1] | [1] |
| MacAmhlaidh | MacAulay | [3] | |
| MacAmhlaigh [1] [4] | Cowley, MacAulay | In the Hebrides. [1] | |
| MacAnndaidh | Andie, [1] MacAndie | MacAndie on Berneray, North Uist. [1] | [1] |
| MacAnndra | Anderson, Andrew, MacAndrew | [1] | |
| MacAnndrais | Anderson, Andrew, MacAndrew | [1] | |
| MacAodhagain | MacKeegan | [1] | |
| MacAoidh [1] [3] | Kay, MacGhie, MacHeth, [1] Mackay, [3] MacHugh, MacKee, MacKie | MacGhie in Galloway. MacHeth in Moray. [1] | |
| MacAoidhein | MacQuien | [1] | |
| MacAomalain | Bannatyne | [1] | |
| MacAonghais [1] [3] | Angus, Canch, [1] MacAinsh, [3] MacCance, [1] MacInnes, [3] Innes | ||
| MacAra | MacAra | [1] | |
| MacArtain | MacArthur, MacCartney | MacArthur on Skye. [1] | [1] |
| MacArtair [1] [3] | Arthur, McCarter,Carter, [1] MacArthur [3] | Carter in Perthshire. [1] | |
| MacAsgaidh | Caskie, MacCaskie | [1] | |
| MacAsgaill | MacAskill | [3] | |
| MacAsgain | MacAskin | [1] | |
| MacBeatha | Beaton, Bethune, MacBeath, MacBeth, MacBey | [1] | |
| MacBeathag | MacBeth | In Wester Ross. [1] | [1] |
| MacBhàididh | MacWattie, Watson, Watt | [1] | |
| MacBharrais | MacVarish | [1] | |
| MacBhàtair | MacWalter, Qualtrough, Watson, Watt, Watters | [3] | |
| MacBheatha [1] [3] | MacBeth, [3] MacVeigh, [1] MacVey, [1] Beith | ||
| MacBheathaig | MacBeth, MacBethock | In Wester Ross. [1] | [1] [2] |
| MacBheathain | MacBain, MacBean, MacVean | [2] [3] | |
| MacBhigein | MacFigan, Little | [1] | |
| MacBhiocair | MacVicar | [2] | |
| MacBhlàthain | Blain, Blane | [1] | |
| MacBhradain | Braden, [1] Salmon(d) [2] | ||
| MacBhraonaigh [1] | Burnie [1] | ||
| MacBhrìghdein | Bryden, MacBridan | On Arran. [1] | [1] |
| MacCàba | MacCabe | [1] | |
| MacCaibe | MacCabe | [1] | |
| MacCailein | Colinson, Cullen, MacCallan | [1] | |
| MacCain | MacCann, MacCain, MacKean | ||
| MacCaisgein | MacAskin | [1] | |
| MacCalmain | MacCalman, Murchison | Murchison in Ross-shire. [1] | [1] |
| MacCaluim | MacCallum, Malcolm(son) | [3] | |
| MacCaog | MacCaig | [2] [3] | |
| MacCaoig | Caig, MacCaig | [1] | |
| MacCardaidh [1] [3] | Hardie, MacHardie, [1] MacHardy [3] | Hardie in Braemar. [1] | |
| MacCarmaig | Cormack, MacCormick | [1] | |
| MacCathachaidh | MacCarthy | [3] | |
| MacCathail [1] [3] | Cail, [1] MacAll, [3] MacCail, [1] MacCall, MacKail [3] | ||
| MacCathbhaidh | MacCaffie, MacHaffie, Mahaffie | ||
| MacCathain | MacCann, MacKean, MacCain | ||
| MacCathasaigh | Cassie | [1] | |
| MacCathbharra | MacAffer, MacCaffer | [2] [3] | |
| MacCeallaig | MacKellaig | [1] | |
| MacCeallaigh | Kelly | [1] | |
| MacCeallair | MacKellar | [1] | |
| MacCearnaigh | Cairnie | [1] | |
| MacCearraich | MacKerrow | [1] | |
| MacCeasain | Kesson | [1] | |
| MacChoinnich | MacKenzie | On Lewis. [1] | [1] |
| MacCianain | Keenan | [1] | |
| MacCiarain | MacKerron | [1] | |
| MacCiomalain | Bannatyne | [1] [2] | |
| MacCionadha | MacKenna, MacKinnie | In Galloway. [1] | [1] |
| MacCinidh | MacKenna, MacKinnie | [3] | |
| MacClambroch | Landsburgh | In Galloway. | |
| MacCnaimhin | MacNevin | [3] | |
| MacCnusachainn | Kennedy | On Arran. [1] | [1] |
| MacCodrum | MacCodrum | [3] | |
| MacCoinnich [1] [3] | Kynoch, [1] Mackenzie, [3] MacKinnie | ||
| MacCoinnigh | MacWhinnie | In Galloway. [1] | [1] |
| MacColla | MacColl | [3] | |
| MacComhainn | Cowan, MacCowan | [2] | |
| MacConaill | MacConnell, MacWhannell | [1] | |
| MacConnain | Connon | In Aberdeenshire. [1] | [1] |
| MacCosgraigh | MacCoskrie | [1] | |
| MacCorcadail | MacCorquodale | [3] | |
| MacCormaig | MacCormack, MacCormick | [3] | |
| MacCrain | MacCrain, Crane | On Jura. [1] | [1] |
| MacCreamhain | Crawford, Crawfurd | [3] | |
| MacCriomain | Grimond, MacCrimmon | ||
| MacCrithein | MacNiven | In Argyll. [1] [2] | [1] |
| MacCrosain | Crossan, MacCrossan | [1] | |
| MacCruimein [1] [3] | Grimmond, [1] MacCrimmon [3] | Grimmond in Perthshire. [1] | |
| MacCrìsdein | Christie, Chrystal, MacCrystal | [1] | |
| MacCròin | MacCrone | In Argyll. [1] | [1] |
| MacCuaig | Cook, MacCuaig | Cook on Islay. [1] | [1] |
| MacCuidhein | MacDonald | In Wester Ross. [1] | [1] |
| MacCuilcein | MacQuilken, Wilkins, Wilkinson | Wilkins in Argyll. Wilkinson in Perthshire. [1] | [1] |
| MacCuinn [1] [3] | Conn, [1] MacQueen, [3] Quinn | Conn in Aberdeenshire. MacQueen in Galloway. [1] | |
| MacCuinnleis | Candlish, Chandlish, MacCandlish | [1] | |
| MacCuirc | MacGurk, Quirk | [1] | |
| MacCuithein | MacDonald, MacQueen, MacQuien | MacDonald in Trotternish. MacQueen and MacQuien in the north. [1] | [1] |
| MacCullach | MacCulloch | MacCulloch can also be represented by MacLulaich. | [3] |
| MacCullaich | MacCulloch | In Galloway. [1] | [1] |
| MacCumasgaigh | Comiskey | [1] | |
| MacCumhais | MacCuish | [1] | |
| MacCuthais | MacCuidh | [1] | |
| MacCòiseam | MacCoshin, MacDonald | MacDonald in Dunvegan. [1] | [1] |
| MacCòmhain | Cowan, MacCowan | [1] | |
| MacCòmhghan | MacCowan | MacCòmhghan, MacEoghain and MacGobhainn are etymologically unrelated but often result in similar variants. | [3] |
| MacCùga | Cook | On Arran. [1] | [1] [2] |
| MacDheòrsa | MacGeorge, Major | ||
| MacDhiarmaid | MacDermid, MacDiarmid, Campbell | [1] | |
| MacDhonnchaidh [1] [3] | Duncan, [1] MacConnachie, Robertson [3] | Robertson on the mainland. [1] Robertson is etymologically unrelated to MacDhonnchaidh. | |
| MacDhrostain | MacRostie | In Perthshire. [1] | [1] |
| MacDhubhaich | MacDuff Duffy, MacDuthy | [2] | |
| MacDhubhaig | MacCuaig | [1] | |
| MacDhubhShìth | Duffy, Fee, MacDuffie, MacFee, McPhee.[ citation needed ] | [1] | |
| MacDhubhthaich | MacDuff, Duffy, MacDuthy | [1] | |
| MacDhuibh | MacDuff, MacDui | [1] | |
| MacDhunlèibhe | Livingstone | Livingstone is etymologically unrelated to MacDhunlèibhe. | [3] |
| MacDiarmaid | MacDermid, Campbell | [3] | |
| MacDhàibhidh | Davie, Davidson, Day, Deason | Day in Banffshire. Deason in Moray. | [1] |
| MacDhòmhnaill | Donald, Donaldson, MacConnell, MacDonald, MacDonnell | [3] | |
| MacDhùghaill [1] [3] | Coles, Coull, Dowall, [1] MacDougall, MacDowell [3] | Coles in Galloway. [1] | |
| MacDhùnShléibhe | Livingston, MacLeay | On Islay. [1] | [1] |
| MacEachaidh [7] | McGeachie, MacGeachie, McGeachy, MacGeachy [8] | in Kintyre. | |
| MacEachainn | MacEachen, MacGeachen, McGeechan | [1] | |
| MacEachairn | MacEachern, MacKechnie | [1] | |
| MacEacharna [1] [4] | Cochrane, [1] MacEachern, MacKechnie [4] | Cochrane in Argyll. [1] | |
| MacEalair | MacKellar, Quiller | [1] | |
| MacEalar | Mackellar, Quiller | [3] | |
| MacEamailinn | Bannatyne | [1] [2] | |
| MacEanain | MacKinnon | On Arran and Kintyre. [1] | [1] |
| MacEanraig, MacEanraig | Henderson, Hendry, Kendry, Hendrick, Henry, McHenry, Kendrick, MacKendrick | ||
| MacEòghainn [3] [6] | MacEwan, [3] MacEwen, [6] McEwing, McOwen, McCowan, McKeown, McCune, McEuen, McEown, McCowne, McKown, McCown, sometimes McGowan variants are derived from MacEoghain rather than MacGobhain. | ||
| MacFhearchair [1] | Carrocher, [6] Farquhar, Farquharson, Kerracher, MacErchar, MacFarquhar, MacKerracher, [1] Mackerchar [3] | ||
| MacFhearghail | MacKerral | [1] | |
| MacFhearghais [1] [3] | Fergus, [1] Ferguson, Fergusson, [3] Ferries, MacFerries, MacKerras, [1] MacKerruish | MacFerries in Braemar. [1] | |
| MacFhilib | MacGilp, MacKillop, Philp | [1] | |
| MacFhiongain | MacKinnon | [3] | |
| MacFhionghain, MacFhionghuin | MacKinnon | [1] [6] | |
| MacFhionnlaigh [1] [3] | Findlay, Finlayson, [1] Macinlay, [3] MacIntosh, [1] Mackinlay [3] | MacIntosh in Glen Shee. [1] | |
| MacFhitheachain | MacIchan, Mackichan | [3] | |
| MacFhlaithbheartaich | MacLafferty, MacLarty, MacLaverty | [1] | |
| MacFhraing | Rankin | [1] [2] | |
| MacFhraingein | MacCracken, Rankin | [1] | |
| MacFigeinn | Little, Littleson, MacFigan | Littleson in Kintyre. [1] | [1] |
| MacFrìdeinn | Brydan, MacBridan | On Arran. | [1] |
| MacFuirigh | MacVurich | On Arran. [1] | [1] |
| MacGairbheith | Garvie, Jarvie, MacGarva, MacGarvie | [1] | |
| MacGaradh | Hay, MacGarrie | [1] | |
| MacGhearailt | Fitzgerald | [2] [3] | |
| MacGill-Eain | MacLean | [1] | |
| MacGhille | MacGill | [2] | |
| MacGill'Earnain | MacLearnan | [3] | |
| MacGill'Easbaig | Archbold, Archibald, Bishop, Gillespie | ||
| MacGill'Eòin | Meiklejohn | ||
| MacGill'Fhaolagain | MacKilligan | [3] | |
| MacGill'Fhiontag | MacLintock | [3] | |
| MacGill'Oig | Ogg, Young | ||
| MacGill'Onaidh | MacGillony | [3] | |
| MacGille | MacGillivray | In Wester Ross. [1] | [1] |
| MacGilleBhàin | Bain, Bayne, MacBain, Micklewain, Milvain, Wayne, Whyte | [2] | |
| MacGilleBhràth | MacGillivray | [3] | |
| MacGilleBhreac | Breck | ||
| MacGilleBhrìghde | Gibb, Gibson, Gilbert, Gilbride, MacBryde | ||
| MacGilleChaluim | MacLeod | In Raasay, [2] | [2] |
| MacGilleChrìosd | MacGilchrist, Christie | [3] | |
| MacGilleDhonaghart | MacDonald | In Benderloch. [1] [2] | |
| MacGilleathain | Clean, Gellion, Gilzean, Lane, MacLaine, MacLean | [6] | |
| MacGilleDhuibh | Black, Blackie | [6] | |
| MacGilleFhialain | MacLellan | On North Uist. [9] | [9] |
| MacGilleGhlais | Glass, Gray | ||
| MacGillIosa | Gillies, MacLeish | [6] | |
| MacGilleMhartainn | Gilmartin | ||
| MacGilleRiabhaich | Darroch, MacIlwraith, Reoch, Revie, Riach | Revie in Kintyre. [2] | |
| MacGilleSeathanaich | Shaw | [2] | |
| MacGiobain | Cubbin, MacGibbon, Gibson | [1] | |
| MacGlaisein [1] [3] | Glashan, [1] MacGlashan [3] | ||
| MacGoraidh | Gorrie, MacGorrie, Godfrey, Jeffrey(s) | [1] | |
| MacGobhainn | MacGowan, [3] Smith | MacCowan can also be represented by MacCòmhghan or MacEoghain (MacGobhainn, MacEoghain and MacCòmhghan are etymologically different). | [3] |
| MacGoraidh | Gorrie, MacGorrie, Godfrey, Jeffrey(s) | [2] | |
| MacGriogair [1] [3] | Gregory, Grigor, [1] MacGregor, [3] Greig, Gregg, Grierson | Gregory in Perthshire. [1] | |
| MacGuaire | Curry, MacGuire, MacQuarrie, Noble | Curry is sometimes etymologically unrelated to MacGuaire. | [2] [3] |
| MacGumaraid | Montgomery | Dwelly lists "MacGumerait". [2] | [3] |
| MacIain [1] [3] [6] | Johnson, [3] Johnston, [6] Kean, MacIan, [3] MacKean, [1] MacDonald | MacDonald in Glencoe | |
| MacIllAnndrais | Anderson, Gillanders, MacAndrew | [1] | |
| MacIllAodhagain | MacLagan | [1] | |
| MacIllDheòra | MacClure, MacLure | [1] | |
| MacIllEarnain | MacLearnan | [1] | |
| MacIllEasbaig | Archibald, Gillespie | [1] | |
| MacIllEathain [1] [4] | Clean, Gellion, Gilzean, Lane, MacLaine, [1] MacLean [4] | Clean in Galloway [1] | |
| MacIlleBhàin | Bain, Bayne, MacBain, Micklewain, Milvain, Whyte | [1] | |
| MacIlleBheathain | MacIlvain, MacIlwaine, Wayne | [1] | |
| MacIlleBhlàthain | Blain, Blane, MacBlane | MacBlane in Galloway. | [1] |
| MacIlleBhràth | MacGillivray | [1] | |
| MacIlleBhrìghde | Gibb, Gilbert, Gilbride, MacBryde | [1] | |
| MacIlleBhris | MacElfrish | [1] | |
| MacIlleBhuidhe | Bowie, Buie, Ogilvie | [1] | |
| MacIlleChaluim | MacCallum, Malcolm(son) | [1] | |
| MacIlleChatain | Hatton | In Kintyre. | [1] |
| MacIlleChathbhaidh | MacCaffie, MacHaffie, Mahaffie | [1] | |
| MacIlleChiar | Keir, Kerr | [1] | |
| MacIlleChiarain | MacIlherran, MacKerron, Herron, Sharpe | [1] | |
| MacIlleChomhghain | Cowan, MacCowan | [1] | |
| MacIlleChonaill | MacWhannell | [1] | |
| MacIlleChrìosd | Gilchrist | [1] | |
| MacIlleChruim | Crum, MacCrum | In Dunbartonshire. | [1] |
| MacIlleDhòmhnaich | Downie, MacIldownie | [1] | |
| MacIlleDhonaghart | MacDonald | In Benderloch. [1] [2] | [1] |
| MacIlleDhubhthaich | Duthie, Maduthy | [1] | |
| MacIlleDhuibh | Black, Dow, Dowie, Howie, Huie | Dowie in Perthshire. Huie in Argyll. [1] | [1] |
| MacIlleDhuinn | Brown, Donn, Dunn | [1] | |
| MacIlleGhlais | Glass, Gray | [1] | |
| MacIlleGhuinnein | Winning | [1] | |
| MacIlleGhuirm | Blue | [1] | |
| MacIll'Éidich | MacLatchie, MacLetchie | [1] | |
| MacIll'Eòin | Meiklejohn | ||
| MacIlleMhaoil [1] [4] | Bell, MacGill, [1] MacMillan [4] | On South Uist. | [1] |
| MacIlleMhàrtainn | MacMartin, Gilmartin | [1] | |
| MacIlleMhearnaig | Warnock | [1] | |
| MacIlleMhìcheil | Carmichael, MacMichael | [1] | |
| MacIlleMhoire | Gilmore, Gilmour, Morrison | [1] | |
| MacIlleNaoimh | MacNiven | [1] | |
| MacIllePhàdraig | Milfrederick | [1] | |
| MacIllePheadair | MacFater, MacPhater, Paterson, Peters | MacFater in Kintyre. [1] | [1] |
| MacIlleRiabhaich | Darroch, MacIlwraith, Reoch, Revie, Riach | Darroch on Jura; [1] Revie in Kintyre. [2] | |
| MacIlleRuaidh | Gilroy, MacIlroy, Milroy, Reid, Roy | [1] | |
| MacIlleSheathain | MacCheyne, MacShane, Sheen | In Argyll. [1] | [1] |
| MacIlleSheathanaich | Shaw | On Jura. [1] | [1] |
| MacIlleSheathnaich | Shaw | [3] | |
| MacIlleThòmhais | Hosier, MacLehose, Mucklehose | [1] | |
| MacIllFhaolagain | MacKilligan | [1] | |
| MacIll'Fhaolain [1] [4] | Cleland, Gilfillan, Gilliland, MacClelland, [1] MacLellan [4] | MacLellan except on South Uist. | [1] |
| MacIllFheargain | MacLergan | On Islay. [1] | [1] |
| MacIll'Fhialain | MacLellan | On South Uist. [1] | [1] |
| MacIll'Fhinnein | MacLennan | [4] | |
| MacIll'Fhionndaig | Lindsay, MacClintock, MacLintock | [1] | |
| MacIllFhionndain | Clinton, MacLinton | [1] | |
| MacIllIanain | MacLennan | In Wester Ross. [1] | [1] |
| MacIllÌmheir | MacLiver, Oliver | On Islay. [1] | [1] |
| MacIllIomchadha | MacClumpha, MacLumpha | [1] | |
| MacIllÌosa | Gillies, Lees, MacLeish | [1] | |
| MacIllOnchon | Clanachan, Clenachan, MacClanachan | Clanachan and Clenachan in Galloway. [1] | [1] |
| MacIllOnfhaidh | MacAlonie, MacGillonie | [1] | |
| MacIll'osa | Gillies, MacLeish | [4] | |
| MacIllUidhir | MacClure, MacLure | Only in Sleat. [1] | [1] |
| MacIomhair, [3] MacÌomhair [1] | MacIver [1] [3] | Also Campbell of Asknish. [2] | |
| MacIonmhainn [1] [3] | Love, [3] MacKinven [1] | Love in Kintyre and Ayrshire; Dwelly said the Isle of Arran. [2] MacKinven in Kintyre. [1] | |
| MacIosaig, [3] MacÌosaig [1] | MacIsaac, MacKessock [1] [2] [3] | ||
| MacLabhrainn [1] [3] | MacLaren, [3] MacLaurin, [1] Lawrie | ||
| MacLabhruinn | MacLaren, Laurie | [2] [6] | |
| MacLachlainn [1] [3] | MacLachlan, [3] MacLauchlan [1] | ||
| MacLagain | MacLagan | [2] [3] | |
| MacLamraich | Landsborough | In Kintyre. [1] | [1] |
| MacLaomainn [1] [3] | Lamond, Lamont, [3] MacLeman [1] | ||
| MacLathagain | MacLagan | In Perthshire.; [1] Dwelly says specifically Strath Tay. [2] | [1] [2] |
| MacLeòid | Cloud, MacLeod | [3] | |
| MacLeòir | MacClure, MacLure | [1] | |
| MacLianain | MacLennan | In Wester Ross. [1] | [1] |
| MacLothaidh | Fullarton, Fulton, MacCloy | Fullarton on the Isle of Arran. [1] [2] | [1] |
| MacLiuthar | McLure | [3] | |
| MacLughaidh [1] [3] | Fullarton, Fulton, [2] MacClew, MacCloy, [1] MacCluie, MacLoy [3] | ||
| MacLuinge | MacClung, MacLung | [1] | |
| MacLuirg | MacLurg | [1] | |
| MacLulaich | MacCulloch, MacLullich | MacCulloch in Argyll. [1] | [1] [2] |
| MacLùcaidh | MacLuckie | In Galloway. [1] | [1] |
| MacLùcais [1] [3] | Luke, [3] MacDougall, [1] MacLucas, [3] MacLugash, [1] Douglas [10] | MacDougall on Coll. [1] | |
| MacMhaighstir | MacMaster | [2] [3] | |
| MacMhanachain | Monk | On Benbecula. [1] | [1] |
| MacMhannain | MacVannan | [1] | |
| MacMhaoilein | MacMillan | [3] | |
| MacMhaoirn | Mearns | [3] | |
| MacMhaolagain | MacMillan. Milligan, Milliken | MacMillan and Milligan in Galloway. [1] | [1] |
| MacMhaolain | MacMillan, MacMullen | [1] | |
| MacMhaolBheatha | MacBean | In Alvie. | [1] |
| MacMhaolChaluim | Callum, Malcolm | [1] | |
| MacMhaolDòmhnaich | MacIldonich | In Inverness. [1] | [1] |
| MacMhaolÌosa | Mellis, Mellish, Melluish | [1] | |
| MacMharais | MacVarish | [2] [3] | |
| MacMharcais | Marquis | [1] | |
| MacMhata | Mathewson, Mathieson | [2] [3] | |
| MacMhatha | Matheson | In the south. [1] | [1] |
| MacMhathain [1] [3] | MacMann, [1] Matheson [3] | MacMann in Glenlivet. Matheson in the north. [1] | |
| MacMhàrtainn [1] [3] | MacMartin, [3] Martin [1] | ||
| MacMhànais | Mains, Manson, MacManus, MacVanish | [1] | |
| MacMhèinn | MacMinn, Menzies | [1] | |
| MacMhiadhchain | MacMeeken, Meechan | In Galloway [1] | [1] |
| MacMhìcheil | Carmichael, MacMichael | [3] | |
| MacMhoirein [1] [3] | MacMorran, Morran, Morrison [3] | MacMorran in Argyll. [1] Morrison on Islay. [2] [3] | |
| MacMhòrdha | Mair, Moore, Muir | [2] | |
| MacMhorgain | Morgan | [1] | |
| MacMhuircheartaich | MacKirdy, MacMurray (but not Murray) | [1] | |
| MacMhuirich [1] [3] | Currie, [note 2] MacMurray, [1] MacVurich, [3] Murchison, Murdoch, Murray [1] | Murray in Galloway. [1] | |
| MacMhunna | Munn | [1] | |
| MacMhurardaich | MacCurdy | On Arran. [1] | [1] |
| MacMhurchaidh [1] [3] | MacMurchie, [1] MacMurchy, [3] MacMurdo, MacMurray, Murchie, Murchison, Murdoch, MacMorrow, Morrow, Murphy [1] | ||
| MacNaois | MacNeish, MacNish | [1] | |
| MacNaomhain | MacNiven, Niven | [1] | |
| MacNeacail [3] [4] | MacNicol [1] [4] Nicolson, [3] Nicholson [3] | ||
| MacNeachdain [1] [3] | MacCracken, [1] MacNaughton [3] | ||
| MacNeis | MacNeish, MacNish | [3] | |
| MacNèill | MacNeill, MacNeil, Nelson, Neilson | [2] [3] | |
| MacNia [1] | MacNee, MacConie | [1] [2] | |
| MacNiallghais | MacNeilage | [1] | |
| MacNiallghuis | MacNeilage | [2] [3] | |
| MacNìll | MacNeil, Neilson, Nelson | On South Uist. [1] | [1] |
| MacNiocail | MacKrycul, MacNichol, Nicolson | [2] | |
| MacNobaill | Noble | In Wester Ross. [1] | [1] |
| MacPhaid | Faed, MacFeat, Peat | [1] | |
| MacPhaidein [3] | MacFadyen [3] MacFadzean [1] | ||
| MacPhail, [3] MacPhàil [4] | MacFall, MacPhail, [3] [4] Quayle | ||
| MacPhairce | Park | On Uist. [1] | [1] |
| MacPhàdraig | Paterson, MacPhatrick | Also Grant of Glenmoriston. [2] | [2] [3] |
| MacPhàic | MacKillop, Park | MacKillop on Berneray, North Uist. Park on Uist. [1] | [1] |
| MacPhàidein | MacFadyen, MacFadzean | [1] | |
| MacPhàil | MacFall, MacPhail, Quayle | [1] | |
| MacPhàrlain | MacFarlane, MacPartland, MacPharlane | [3] | |
| MacPheadair | MacFater, MacPhater, Paterson, Peters | MacFater in Kintyre. [1] | [1] |
| MacPheadarain | MacPhedran | [1] | |
| MacPheadrais | MacFetridge | [1] | |
| MacPheidearain [1] [3] | Fletcher, [1] MacPhedran [3] | Fletcher in Glencoe. [1] | |
| MacPhilip | Mackillop, Philp | [3] | |
| MacPhòil | Polson, MacPhail | In Gairloch. [1] | [1] |
| MacRabaidh | Crabbie, MacRobbie | ||
| MacRaghnaill | MacCrindle, MacRaild, Randall | [1] | |
| MacRaibeirt [1] | Corbett, MacRobert [1] MacRobbie [3] | ||
| MacRaoimhin | MacNiven | On Arran. [1] | [1] |
| MacRaoiridh | MacCririe, MacRyrie, Ryrie | [1] | |
| MacRaonaill | MacRanald, Ranaldson, Randall | [2] [3] | |
| MacRath | Cray, MacRae, Machray | Machray in Aberdeenshire | [2] [3] |
| MacRàild | MacRaild | [1] | |
| MacRiada | MacCreadie | [1] | |
| MacRiocaird | Crockett | In Galloway. [1] | [1] |
| MacRisnidh | MacRitchie, Ritchie, Dickson | [1] [4] | |
| MacRìdeinn | Bryden, MacBridan | On Arran. [1] | [1] |
| MacRìgh | King, MacNee | [2] [3] | |
| MacRob | MacRobb | [1] | |
| MacRobaidh | MacRobbie | In Moray. [1] | [1] |
| MacRoibeirt | Corbett, MacRobert, MacRobbie, Robertson | ||
| MacRoithridh | MacRyrie | In Wester Ross. [1] | [1] |
| MacRuairidh [1] [3] | MacRory, [1] MacRury [3] | ||
| MacRusachainn | Kennedy | On Arran. [1] | [1] |
| MacShanndaidh | Andie, MacAndie | [1] | |
| MacShealbhaigh | MacKelvie | [1] | |
| MacSheòrais | MacGeorge, Major | [3] | |
| MacSheòrsa | Cuthbertson | In Inverness. [1] | [1] |
| MacShimidh [1] | Jamieson, [2] [3] Lovat, [2] MacKimmie, Sim, [1] Simpson | ||
| MacShithich [1] [3] | Keith, [2] [3] Shaw, Shiach [1] | Keith in Moray. [1] | |
| MacShitrig | MacKettrick | [1] | |
| MacShìm | MacKim, Simpson | [1] | |
| MacShomhairle | MacCurley, MacSorley, Somerled, MacSomerled, Sorley | [1] | |
| MacShuibhne | MacQueen, MacSween | In the south. [1] | [1] |
| MacSiridh | MacKinnon, MacSherry | MacKinnon on Mull. [1] | [1] |
| MacSporain | MacSporran, Purser, Purcell | [2] | |
| MacSuain | MacSwan, MacSween, Swanson | [3] | |
| MacSual | Maxwell | [3] | |
| MacThaidhg | MacCaig | [1] | |
| MacTheàrlaich [1] [3] | Charleson, [1] MacKerlich [3] | ||
| MacThom | MacComb, Thom | [1] | |
| MacThomaidh | MacCombie | [2] [3] | |
| MacThorcadail | MacCorkindale, MacCorquodale | [1] | |
| MacThorcaill | Corkhill, MacCorkill | [1] | |
| MacThàmhais [1] [3] | MacTavish [3] Tawse, [1] Thomson | ||
| MacThòmais | Comish, Thomson | [3] | |
| MacTiridh | MacKinnon | In Mull. [1] [2] | [1] |
| MacTuirc | MacTurk | In Galloway. [1] | [1] |
| MacUalraig [1] [3] | Kennedy, [3] Ulrick | In Lochaber. [1] | |
| MacUaraig | Kennedy | [2] [3] | |
| MacUchtraigh | MacAughtrie, Ochiltree, Coulthard | Ochiltree in Cowal. [1] | [1] |
| MacUilleim | MacWilliam, Quilliam, Wilson, Williamson | [2] [3] | |
| MacUirigh | Currie, MacVurich | MacVurich on Arran. [1] | [1] |
| MacUisdein | Hugston, Hutcheon, Hutcheson, MacCutcheon, MacHugh, MacHutcheon, McCuistion, Whiston | [3] | |
| MacUrardaidh | Mackirdy | [3] | |
| MacUrardaigh | MacKirdie | Maciomhar MacIvor, MacKeever, | [1] |
| MacUrchadain | Orchard, Orchardson | [1] | |
| MacUrchaidh | MacMurchie | On Arran. [1] | [1] |
| MacUsbaig | MacUsbaig | On Harris. [1] | [1] |
| MacÙisdein | Hutcheon, Hutcheson, MacCutcheon, MacHugh, MacHutcheon, Whiston | [1] | |
| Scottish Gaelic | English | Notes | Ref |
|---|---|---|---|
| Maoileanach, Maolanach | MacMillan | ||
| MaolIosa | Mellis | [2] [3] | |
| Matasan | Matheson | In the north. [1] | [1] |
| Mathanach | Matheson, Moannach | Matheson in the north. [1] | [1] [2] |
| Matharnach | Matheson, Mathewson | In Wester Ross. [1] | [1] |
| Mawr, Maor | Maver, Mavor | ||
| Moireach | Moray, Murray | [3] | |
| Moireasdan | Morrison | [2] [3] | |
| Moireasdanach | Morrison | [2] | |
| Morgan | Morgan | [1] | |
| Morganach | MacKay, Morgan | [1] [2] | |
| Munna | Munn | [1] | |
| Màrnach | Marno, Marnoch | [1] | |
| Màrr | Marr | [1] | |
| Màrtainn | Martin | [4] | |
| Mèinn | Menzies, Main | [1] [2] | |
| Mèinnearach | Menzies | [2] [3] | |
| Niocalsan | Nic(h)olson | ||
| O' Brolchain | Bradley, Brodie, Brolochan | In Kintyre. [1] | [1] |
| O' Cain | O' Kean | [2] | |
| Ó Deargáin | Dergan, Dargan, Dorgan | In Leinster, Munster | |
| O' Cain | O' Kean | ||
| O' Luingeachain | Laing, Lang, Loynachan | In Kintyre. [1] | [1] |
| Padarsan | Paterson | ||
| Paorach | Power | [2] | |
| Peadarsan | Paterson | [1] | |
| Peucag | Peacock | ||
| Peutan [1] [3] | Beaton, [3] Bethune [1] | ||
| Preas | Birse | [2] | |
| Puidreach | Buttar, Butter | In Perthshire. [1] | [1] |
| Rathais | Rothes | [2] | |
| Robasan | Robertson, Robson, Robison | ||
| Robasdan [1] [4] | Robertson, [4] Robson, Robison | In the islands. [1] | |
| Roid | Reid | [1] | |
| Roideach | Reid | [1] | |
| Ros | Ross | [3] [4] | |
| Ròs | Rose | [1] [4] | |
| Rosach | Ross | [3] | |
| Ròsach | Rose | [2] | |
| Rothach | Munro | [3] | |
| Ruadh | Reid, Roy | [2] | |
| Ruiseal | Russell | ||
| Sailcirc | Selkirk | [3] | |
| Salmond | Salmond | Also MacBhradain | |
| Seadh | Shaw | [6] | |
| Seadhg | Shaw | [2] | |
| Seagha | Shaw | [3] | |
| Seaghach | Shaw | ||
| Seathanach | Shaw | ||
| Sgèin | Skene | [2] | |
| Sginnearach | Skinner | In Easter Ross. [1] | [1] [2] |
| Sgot | Scott | ||
| Singleir | Sinclair | [1] | |
| Siosal | Chisholm | [3] | |
| Siosalach | Chisholm | [4] | |
| Smios | Smith | On South Uist. [1] | [1] |
| Stiùbhart | Stewart, Stuart | [3] | |
| Stiùbhartach | Stewart, Stuart | [2] | |
| Sùdrach | Soutar | [2] | |
| Sutharlainn | Sutherland | [1] | |
| Sutharlan | Sutherland | [1] | |
| Suthurlanach | Sutherland | [2] | |
| Tod | Todd | ||
| Todt | Todd | ||
| Talmhach | Tolmie | [1] | |
| Tolmach | Tolmie | [1] | |
| Tuairnear | Turner | [3] | |
| Tàileach | Tallach | [1] | |
| Tàillear | Taylor | [1] | |
| Tulach | Tulloch, Tough | [2] | |
| Ualas | Wallace | [1] | |
| Umphraidh | Humphrey | In Braemar. [1] | [1] |
| Urchadainn | Urquhart | [1] [2] | |
| Urchardan | Urquhart | [3] | |