There have been two baronetcies created for persons with the surname Hayes, one in the Baronetage of Ireland and one in the Baronetage of Great Britain. Both creations are extinct.
The Hayes Baronetcy, of Drumboe Castle in the County of Donegal, was created in the Baronetage of Ireland on 27 August 1789 for Samuel Hayes, who represented Augher in the Irish House of Commons between 1783 and 1790. The third Baronet represented County Donegal in the British House of Commons. The title became extinct on the death of the fifth Baronet in 1912.
The Hayes Baronetcy, of Westminster, London, was created in the Baronetage of Great Britain on 6 February 1797 for John Hayes, a military physician and Physician-Extraordinary to the Prince of Wales. The title became extinct on the death of the third Baronet in 1896.
There have been seven baronetcies created for members of the Lowther family, one in the Baronetage of Nova Scotia, two in the Baronetage of England, two in the Baronetage of Great Britain and two in the Baronetage of the United Kingdom. Two of the creations are extant as of 2008.
There have been ten baronetcies created for persons with the surname Browne, six in the Baronetage of Great Britain, three in the Baronetage of Ireland and one in the Baronetage of Nova Scotia. Only one creation is extant as of 2010. Three of the creations were for members of the Browne family headed by the Viscount Montagu.
There have been six baronetcies created for persons with the surname Smyth, two in the Baronetage of England, one in the Baronetage of Great Britain, one in the Baronetage of Ireland and two in the Baronetage of the United Kingdom. One creation is extant as of 2010.
Nineteen baronetcies have been created for persons with the surname Hamilton, eight in the Baronetage of Nova Scotia, one in the Baronetage of England, five in the Baronetage of Ireland, one in the Baronetage of Great Britain and four in the Baronetage of the United Kingdom. As of 2008 two creations are extant, two are dormant, two are either extinct or dormant and twelve extinct.
There have been four baronetcies for persons with the surname Blake, one in the Baronetage of Ireland, two in the Baronetage of Great Britain and one in the Baronetage of the United Kingdom. Two of the creations are extant as of 2010. The Blake Baronetcy, of Menlough in the County of Galway, was created in the Baronetage of Ireland on 10 July 1622 for Valentine Blake, Mayor of Galway in 1611 and 1630 and a member of the Irish House of Commons for County Galway. His grandfather Thomas Blake had preceded him as Mayor. The second Baronet was a member of the Irish Parliament for Galway Borough. The third Baronet represented both County Galway and Galway Borough in Parliament. The sixth Baronet was a member of the Irish House of Commons for County Galway. He was the first Catholic gentlemen of distinction to join William of Orange. The twelfth Baronet represented Galway Borough in the British House of Commons. The fourteenth Baronet was high sheriff of County Galway in 1872. See also the Blake Baronetcy of Twizell Castle below.
There have been seven baronetcies created for persons with the surname Parker, three in the Baronetage of England, two in the Baronetage of Great Britain and two in the Baronetage of the United Kingdom. Two of the creations are extant as of 2008. Though none of the different families of baronets were related, several supplied a number of flag officers to the Royal Navy.
There have been three baronetcies created for members of the Gore family, all in the Baronetage of Ireland. All three titles are extant. The family also holds two earldoms and a barony.
There have been three baronetcies created for persons with the surname Bernard, one in the Baronetage of England, one in the Baronetage of Great Britain and one in the Baronetage of the United Kingdom. Two of the creations are extinct and one is extant.
There have been three baronetcies created for persons with the surname Chapman, one in the Baronetage of Great Britain, one in the Baronetage of Ireland and one in the Baronetage of the United Kingdom. Two of the creations are extinct while one is extant.
There have been twenty one baronetcies created for persons with the surname Williams, eight in the Baronetage of England, three in the Baronetage of Great Britain and ten in the Baronetage of the United Kingdom. Only six of the creations are extant as of 2017.
There have been nine baronetcies created for persons with the surname Moore, two in the Baronetage of England, one in the Baronetage of Ireland, two in the Baronetage of Great Britain and four in the Baronetage of the United Kingdom. As of 2014 two creations are extant and one is considered dormant.
There have been eight baronetcies created for persons with the surname Wilson, one in the Baronetage of Ireland and six in the Baronetage of the United Kingdom.
There have been three baronetcies created for members of the Mosley family, one in the Baronetage of England and two in the Baronetage of Great Britain. Only one creation is extant. Since 1980, the title has been held jointly with Baron Ravensdale in the Peerage of the United Kingdom.
There have been three baronetcies created for persons with the surname Wilmot, one in the Baronetage of Ireland and two in the Baronetage of Great Britain. One creation is extant as of 2008.
There have been four baronetcies created for persons with the surname Butler; two in the Baronetage of Ireland and two in the Baronetage of the United Kingdom. As of 2014 two of the creations are extant.
There have been seven baronetcies created for persons with the surname Watson, one in the Baronetage of England, one in the Baronetage of Great Britain and five in the Baronetage of the United Kingdom. One creation is extant as of 2016.
There have been three baronetcies created for persons with the surname Cooke, two in the Baronetage of England and one in the Baronetage of Ireland. One creation is extant as of 2013.
There have been five baronetcies created for members of the old established family of Peyton of Peyton Hall in the parish of Boxford in Suffolk, all of whom were descended from Sir Robert Peyton of Isleham in Cambridgeshire, grandson and heir of Thomas Peyton (1418–1484) of Isleham, twice Sheriff of Cambridgeshire and Huntingdonshire, in 1443 and 1453. All the baronetcies are extinct.
There have been three baronetcies created for persons with the surname Paul, one in the Baronetage of Great Britain, one in the Baronetage of Ireland and one in the Baronetage of the United Kingdom. All three creations are extinct.
Sir John Macnamara Hayes, 1st Baronet was a military physician who served as physician-extraordinary to the George, Prince of Wales, the future George IV of the United Kingdom.