| Number | Title | Date of creation | Arms | Current holder | Peerage | Other viscountcies | Heir |
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| 1 | The Viscount Hereford | 1550 |  | Robin Devereux, 19th Viscount Hereford | England | | Henry Devereux |
| 2 | The Viscount Falkland | 1620 |  | Lucius Cary, 15th Viscount Falkland | Scotland | | Lucius Cary, Master of Falkland |
| 3 | The Viscount Arbuthnott | 1641 |  | Keith Arbuthnott, 17th Viscount of Arbuthnott | Scotland | | Christopher Arbuthnott, Master of Arbuthnott |
| 4 | The Viscount Oxfuird | 1651 |  | Ian Makgill, 14th Viscount of Oxfuird | Scotland | | Max Makgill, Master of Oxfuird |
| 5 | The Viscount Bolingbroke | 1712 |  | Nicholas St John, 9th Viscount Bolingbroke | Great Britain | | Walter St John (second cousin twice removed) |
| The Viscount St. John | 1716 | Great Britain | |
| 6 | The Viscount Cobham | 1718 |  | Christopher Lyttelton, 12th Viscount Cobham | Great Britain | | Oliver Lyttelton |
| 7 | The Viscount Falmouth | 1720 |  | Evelyn Boscawen, 10th Viscount Falmouth | Great Britain | | Evelyn Boscawen |
| 8 | The Viscount Torrington | 1721 |  | Timothy Byng, 11th Viscount Torrington | Great Britain | | Colin Cranmer-Byng (fifth cousin) |
| 9 | The Viscount Hood | 1796 |  | Henry Hood, 8th Viscount Hood | Great Britain | | Archibald Hood |
| 10 | The Viscount Gormanston | 1478 |  | Nicholas Preston, 17th Viscount Gormanston | Ireland | | Jenico Preston |
| 11 | The Viscount Mountgarret | 1550 |  | Piers Butler, 18th Viscount Mountgarret | Ireland | | Theo Butler |
| 12 | The Viscount Valentia | 1622 |  | Francis Annesley, 16th Viscount Valentia | Ireland | | Peter Annesley (brother) |
| 13 | The Viscount Dillon | 1622 |  | Henry Dillon, 22nd Viscount Dillon | Ireland | | Francis Dillon |
| 14 | The Viscount Massereene | 1661 |  | Charles Skeffington, 15th Viscount Massereene | Ireland | Viscount Ferrard (Ireland 1797) | James Skeffington |
| 15 | The Viscount Charlemont | 1665 |  | John Caulfeild, 15th Viscount Charlemont | Ireland | | Shane Caulfeild |
| 16 | The Viscount Downe | 1680 |  | Richard Dawnay, 12th Viscount Downe | Ireland | | Rupert Dawney (cousin) |
| 17 | The Viscount Molesworth | 1716 |  | Robert Molesworth, 12th Viscount Molesworth | Ireland | | William Molesworth (brother) |
| 18 | The Viscount Chetwynd | 1717 |  | Adam Chetwynd, 11th Viscount Chetwynd | Ireland | | Connor Chetwynd |
| 19 | The Viscount Midleton | 1717 |  | Alan Brodrick, 12th Viscount Midleton | Ireland | | Ashley Brodrick |
| 20 | The Viscount Boyne | 1717 |  | Gustavus Hamilton-Russell, 11th Viscount Boyne | Ireland | | Gustavus Hamilton-Russell |
| 21 | The Viscount Gage | 1720 |  | Nicolas Gage, 8th Viscount Gage | Ireland | | Henry Gage |
| 22 | The Viscount Galway | 1727 |  | Philip Monckton, 13th Viscount Galway | Ireland | | Geoffrey Monckton-Arundell |
| 23 | The Viscount Powerscourt | 1744 |  | Mervyn Wingfield, 11th Viscount Powerscourt | Ireland | | Richard Wingfield (fifth cousin once removed) |
| 24 | The Viscount Ashbrook | 1751 |  | Michael Flower, 11th Viscount Ashbrook | Ireland | | Rowland Flower |
| 25 | The Viscount Southwell | 1776 |  | Richard Southwell, 8th Viscount Southwell | Ireland | | Charles Southwell (brother) |
| 26 | The Viscount de Vesci | 1776 |  | Thomas Vesey, 7th Viscount de Vesci | Ireland | | Oliver Vesey |
| 27 | The Viscount Lifford | 1781 |  | Edward Hewitt, 9th Viscount Lifford | Ireland | | James Hewitt |
| 28 | The Viscount Bangor | 1781 |  | William Ward, 8th Viscount Bangor | Ireland | | Edward Ward (half-brother) |
| 29 | The Viscount Doneraile | 1785 |  | Richard St Leger, 10th Viscount Doneraile | Ireland | | Nathaniel St Leger |
| 30 | The Viscount Harberton | 1791 |  | Henry Pomeroy, 11th Viscount Harberton | Ireland | | Patrick Pomeroy |
| 31 | The Viscount Hawarden | 1793 |  | Robert Maude, 9th Viscount Hawarden | Ireland | | Varian Maude |
| 32 | The Viscount Monck | 1801 [Notes 2] |  | Charles Monck, 7th Viscount Monck | Ireland | | George Monck (brother) |
| 33 | The Viscount St Vincent | 1801 |  | Edward Jervis, 8th Viscount St Vincent | United Kingdom | | James Jervis |
| 34 | The Viscount Melville | 1802 |  | Robert Dundas, 10th Viscount Melville | United Kingdom | | Max Dundas |
| 35 | The Viscount Sidmouth | 1805 |  | Jeremy Francis Addington, 8th Viscount Sidmouth | United Kingdom | | John Addington |
| 36 | The Viscount Gort | 1816 [Notes 3] |  | Foley Robert Standish Prendergast Vereker, 9th Viscount Gort | Ireland | | Robert Vereker |
| 37 | The Viscount Exmouth | 1816 |  | Paul Pellew, 10th Viscount Exmouth | United Kingdom | | Edward Pellew |
| 38 | The Viscount Combermere | 1827 |  | Thomas Stapleton-Cotton, 6th Viscount Combermere | United Kingdom | | Laszlo Stapleton-Cotton |
| 39 | The Viscount Hill | 1842 |  | David Clegg-Hill, 9th Viscount Hill | United Kingdom | | Michael Clegg-Hill |
| 40 | The Viscount Hardinge | 1846 |  | Andrew Hardinge, 7th Viscount Hardinge | United Kingdom | | Jamie Hardinge (brother) |
| 41 | The Viscount Bridport | 1868 |  | Alexander Hood, 4th Viscount Bridport | United Kingdom | | Peregrine Hood |
| 42 | The Viscount Portman | 1873 |  | Christopher Portman, 10th Viscount Portman | United Kingdom | | Luke Portman |
| 43 | The Viscount Hampden | 1884 |  | Francis Brand, 7th Viscount Hampden | United Kingdom | | Lucian Brand |
| 44 | The Viscount Hambleden | 1868 |  | Henry Smith, 5th Viscount Hambleden | United Kingdom | | Bernardo Smith (brother) |
| 45 | The Viscount Knutsford | 1895 |  | Michael Holland-Hibbert, 6th Viscount Knutsford | United Kingdom | | Henry Holland-Hibbert |
| 46 | The Viscount Esher | 1897 |  | Christopher Brett, 5th Viscount Esher | United Kingdom | | Matthew Brett |
| 47 | The Viscount Goschen | 1900 |  | Giles Goschen, 4th Viscount Goschen | United Kingdom | | Alexander Goschen |
| 48 | The Viscount Ridley | 1900 |  | Matthew Ridley, 5th Viscount Ridley | United Kingdom | | Matthew Ridley |
| 49 | The Viscount Colville of Culross | 1902 |  | Charles Colville, 5th Viscount Colville of Culross | United Kingdom | | Richmond Colville (brother) |
| 50 | The Viscount Selby | 1905 |  | Christopher Rolf Thomas Gully, 6th Viscount Selby | United Kingdom | | James Gully (great-uncle) |
| 51 | The Viscount Knollys | 1911 |  | Patrick Knollys, 4th Viscount Knollys | United Kingdom | | Alexander Knollys |
| 52 | The Viscount Allendale | 1911 |  | Wentworth Beaumont, 4th Viscount Allendale | United Kingdom | | Wentworth Beaumont |
| 53 | The Viscount Chilston | 1911 |  | Alastair Akers-Douglas, 4th Viscount Chilston | United Kingdom | | Oliver Akers-Douglas |
| 54 | The Viscount Scarsdale | 1911 |  | Peter Curzon, 4th Viscount Scarsdale | United Kingdom | | David Curzon (brother) |
| 55 | The Viscount Mersey | 1916 |  | Edward John Hallam Bigham, 5th Viscount Mersey | United Kingdom | | David Bigham (uncle) |
| 56 | The Viscount Cowdray | 1917 |  | Michael Pearson, 4th Viscount Cowdray | United Kingdom | | Peregrine Pearson |
| 57 | The Viscount Devonport | 1917 |  | Terence Kearley, 3rd Viscount Devonport | United Kingdom | | Chester Kearley (first cousin) |
| 58 | The Viscount Astor | 1917 |  | William Astor, 4th Viscount Astor | United Kingdom | | William Astor |
| 59 | The Viscount Wimborne | 1918 |  | Ivor Guest, 4th Viscount Wimborne | United Kingdom | | Ivor Guest |
| 60 | The Viscount St Davids | 1918 |  | Rhodri Philipps, 4th Viscount St Davids | United Kingdom | | Roland Philipps (brother) |
| 61 | The Viscount Rothermere | 1919 |  | Jonathan Harmsworth, 4th Viscount Rothermere | United Kingdom | | Richard Harmsworth |
| 62 | The Viscount Allenby | 1919 |  | Henry Allenby, 4th Viscount Allenby | United Kingdom | | Harry Allenby |
| 63 | The Viscount Chelmsford | 1921 |  | Frederic Thesiger, 4th Viscount Chelmsford | United Kingdom | | Frederic Thesiger |
| 64 | The Viscount Long | 1921 |  | James Long, 5th Viscount Long | United Kingdom | | None |
| 65 | The Viscount Ullswater | 1921 |  | Nicholas Lowther, 2nd Viscount Ullswater | United Kingdom | | Benjamin Lowther |
| 66 | The Viscount Younger of Leckie | 1923 |  | James Younger, 5th Viscount Younger of Leckie | United Kingdom | | Alexander Younger |
| 67 | The Viscount Bearsted | 1925 |  | Nicholas Samuel, 5th Viscount Bearsted | United Kingdom | | Harry Samuel |
| 68 | The Viscount Craigavon | 1927 |  | Janric Craig, 3rd Viscount Craigavon | United Kingdom | | None |
| 69 | The Viscount Bridgeman | 1929 |  | Robin Bridgeman, 3rd Viscount Bridgeman | United Kingdom | | Luke Bridgeman |
| 70 | The Viscount Hailsham | 1929 |  | Douglas Hogg, 3rd Viscount Hailsham [1] | United Kingdom | | Quintin Hogg |
| 71 | The Viscount Brentford | 1929 |  | Crispin Joynson-Hicks, 4th Viscount Brentford | United Kingdom | | Paul Joynson-Hicks |
| 72 | The Viscount Buckmaster | 1932 |  | Adrian Buckmaster, 4th Viscount Buckmaster | United Kingdom | | Rupert Buckmaster (grandson) |
| 73 | The Viscount Bledisloe | 1935 |  | Rupert Bathurst, 4th Viscount Bledisloe | United Kingdom | | Benjamin Bathurst |
| 74 | The Viscount Hanworth | 1936 |  | David Pollock, 3rd Viscount Hanworth | United Kingdom | | Harold Pollock (nephew) |
| 75 | The Viscount Trenchard | 1936 |  | Hugh Trenchard, 3rd Viscount Trenchard | United Kingdom | | Alexander Trenchard |
| 76 | The Viscount Samuel | 1937 |  | Jonathan Samuel, 5th Viscount Samuel | United Kingdom | | Benjamin Samuel (half-brother) |
| 77 | The Viscount Runciman of Doxford | 1937 |  | David Runciman, 4th Viscount Runciman of Doxford | United Kingdom | | Thomas Runciman |
| 78 | The Viscount Davidson | 1937 |  | Nicolas Davidson, 4th Viscount Davidson | United Kingdom | | None |
| 79 | The Viscount Weir | 1938 |  | William Weir, 3rd Viscount Weir | United Kingdom | | James Weir |
| 80 | The Viscount Caldecote | 1939 |  | Piers Inskip, 3rd Viscount Caldecote | United Kingdom | | Thomas Inskip |
| 81 | The Viscount Camrose | 1941 |  | Jonathan Berry, 5th Viscount Camrose | United Kingdom | | Hugo Berry |
| 82 | The Viscount Stansgate | 1942 |  | Stephen Benn, 3rd Viscount Stansgate | United Kingdom | | Daniel Wedgwood-Benn |
| 83 | The Viscount Margesson | 1942 |  | Richard Margesson, 3rd Viscount Margesson | United Kingdom | | None |
| 84 | The Viscount Daventry | 1943 |  | James FitzRoy Newdegate, 4th Viscount Daventry | United Kingdom | | Humphrey FitzRoy Newdegate |
| 85 | The Viscount Addison | 1945 |  | William Addison, 4th Viscount Addison | United Kingdom | | Paul Addison |
| 86 | The Viscount Kemsley | 1945 |  | Richard Berry, 3rd Viscount Kemsley | United Kingdom | | Luke Berry |
| 87 | The Viscount Marchwood | 1945 |  | Peter Penny, 4th Viscount Marchwood | United Kingdom | | Kit Penny |
| 88 | The Viscount Montgomery of Alamein | 1946 |  | Henry Montgomery, 3rd Viscount Montgomery of Alamein | United Kingdom | | None |
| 89 | The Viscount Waverley | 1952 |  | John Anderson, 3rd Viscount Waverley | United Kingdom | | Forbes Anderson |
| 90 | The Viscount Thurso | 1952 |  | John Sinclair, 3rd Viscount Thurso | United Kingdom | | James Sinclair |
| 91 | The Viscount Brookeborough | 1952 |  | Alan Brooke, 3rd Viscount Brookeborough | United Kingdom | | Christopher Brooke (brother) |
| 92 | The Viscount Norwich | 1952 |  | Jason Cooper, 3rd Viscount Norwich | United Kingdom | | None |
| 93 | The Viscount Leathers | 1954 |  | Christopher Leathers, 3rd Viscount Leathers | United Kingdom | | James Leathers |
| 94 | The Viscount Soulbury | 1954 |  | Oliver Ramsbotham, 4th Viscount Soulbury | United Kingdom | | Herwald Ramsbotham |
| 95 | The Viscount Chandos | 1954 |  | Thomas Lyttelton, 3rd Viscount Chandos [2] | United Kingdom | | Oliver Lyttleton |
| 96 | The Viscount De L'Isle | 1956 |  | Philip Sidney, 2nd Viscount De L'Isle | United Kingdom | | Philip Sidney |
| 97 | The Viscount Monckton of Brenchley | 1957 |  | Christopher Monckton, 3rd Viscount Monckton of Brenchley | United Kingdom | | Timothy Monckton (brother) |
| 98 | The Viscount Tenby | 1957 |  | Timothy Lloyd George, 4th Viscount Tenby | United Kingdom | | None |
| 99 | The Viscount Mackintosh of Halifax | 1957 |  | Clive Mackintosh, 3rd Viscount Mackintosh of Halifax | United Kingdom | | Thomas Mackintosh |
| 100 | The Viscount Dunrossil | 1959 |  | Andrew Morrison, 3rd Viscount Dunrossil | United Kingdom | | Callum Morrison |
| 101 | The Viscount Stuart of Findhorn | 1959 |  | James Stuart, 3rd Viscount Stuart of Findhorn | United Kingdom | | Andrew Stuart (half-brother) |
| 102 | The Viscount Rochdale | 1960 |  | Jonathan Kemp, 3rd Viscount Rochdale | United Kingdom | | George Kemp (nephew) |
| 103 | The Viscount Slim | 1960 |  | Mark Slim, 3rd Viscount Slim | United Kingdom | | Rufus Slim |
| 104 | The Viscount Head | 1960 |  | Richard Head, 2nd Viscount Head | United Kingdom | | Henry Head |
| 105 | The Viscount Boyd of Merton | 1960 |  | Simon Lennox-Boyd, 2nd Viscount Boyd of Merton | United Kingdom | | Benjamin Lennox-Boyd |
| 106 | The Viscount Mills | 1962 |  | Christopher Mills, 3rd Viscount Mills | United Kingdom | | None |
| 107 | The Viscount Blakenham | 1963 |  | Casper John Hare, 3rd Viscount Blakenham | United Kingdom | | Inigo Hare |
| 108 | The Viscount Eccles | 1964 |  | John Eccles, 2nd Viscount Eccles | United Kingdom | | William Eccles |
| 109 | The Viscount Dilhorne | 1964 |  | James Manningham-Buller, 3rd Viscount Dilhorne | United Kingdom | | Edward Manningham-Buller |
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