On 21st December 1735 John Baker Holroyd 1st Earl Sheffield was born.
The London Gazette 12146. St. James's, 23rd December 1780. The King has been pleased to order Letters Patent to be passed under the Great Seal of the Kingdom of Ireland, containing His Majesty's Grants of the Dignity of a Baron of the said Kingdom unto the following Gentlemen, and their Heirs Male, of the Names, Stiles and Titles as undermentioned viz.
James Dennis, Esq; Chief Baron of His Majesty's Court of Exchequer in Ireland, Baron Tracton, of Tracton Abbey, in the County of Cork.
Sir Robert Tilson Deane, Bart. Baron Muskery, in the County of Cork.
Armar Lowry Corry [aged 40], Esq; Baron Belmore, of Castlecoole, in the County of Fermanagh.
Thomas Knox, Esq; Baron Welles, of Dungannon, in the County of Tyrone.
John Baker Holroyd [aged 45], Esq; Baron Sheffield, of Dunamore, in the County of Meath.
In 1783 John Baker Holroyd 1st Earl Sheffield [aged 47] was elected Fellow of the Royal Society.
In 1783 John Baker Holroyd 1st Earl Sheffield [aged 47] was created 1st Baron Sheffield of Roscommon in Roscommon.
Before 1793 John Baker Holroyd 1st Earl Sheffield [aged 57] and Abigail Way Countess Sheffield were married. She by marriage Countess Sheffield of Dunamore in Meath.
In 1793 [his wife] Abigail Way Countess Sheffield died.
In 1796 John Stanley 1st Baron Stanley Alderley [aged 29] and Maria Josepha Holroyd Baroness Stanley Alderley were married. She the daughter of John Baker Holroyd 1st Earl Sheffield [aged 60] and Abigail Way Countess Sheffield.
On 20th January 1798 John Baker Holroyd 1st Earl Sheffield [aged 62] and Anne North Countess Sheffield [aged 37] were married. She by marriage Countess Sheffield of Dunamore in Meath. The difference in their ages was 24 years. She the daughter of Frederick North 2nd Earl Guildford and Anne Speke Countess Guilford.
In 1802 John Baker Holroyd 1st Earl Sheffield [aged 66] was created 1st Baron Sheffield of Sheffield in Yorkshire.
On 16th March 1802 [his son] George Augustus Frederick Charles Holroyd 2nd Earl Sheffield was born to John Baker Holroyd 1st Earl Sheffield [aged 66] and [his wife] Anne North Countess Sheffield [aged 42]. He married before 18th January 1832 Harriet Lascelles Countess Sheffield, daughter of Henry Lascelles 2nd Earl Harewood and Henrietta Sebright Countess Harewood, and had issue.
On 20th April 1802 [his brother-in-law] George Augustus North 3rd Earl Guildford [aged 44] died. His brother Francis [aged 40] succeeded 4th Earl Guildford, 6th Baron Guildford. Baron North abeyant between his three daughters Maria North Marchioness Bute, Susan North 10th Baroness North [aged 5] and Georgiana North.
In 1816 John Baker Holroyd 1st Earl Sheffield [aged 80] was created 1st Earl Sheffield of Dunamore in Meath and 1st Viscount Pevensey.
On 11th January 1817 [his brother-in-law] Francis North 4th Earl Guildford [aged 55] died. His brother Frederick [aged 50] succeeded 5th Earl Guildford, 7th Baron Guildford.
On 30th May 1821 John Baker Holroyd 1st Earl Sheffield [aged 85] died. He was buried at Sheffield Family Mausoleum Church of St Mary and St Andrew, Fletching. His son George [aged 19] succeeded 2nd Earl Sheffield of Dunamore in Meath, 2nd Viscount Pevensey, 2nd Baron Sheffield of Dunamore in Meath, 2nd Baron Sheffield of Roscommon in Roscommon, 2nd Baron Sheffield of Sheffield in Yorkshire.
On 18th January 1832 [his former wife] Anne North Countess Sheffield [aged 71] died.
[his daughter] Daughter Holroyd was born to John Baker Holroyd 1st Earl Sheffield and Abigail Way Countess Sheffield.
Maria Josepha Holroyd Baroness Stanley Alderley was born to John Baker Holroyd 1st Earl Sheffield and Abigail Way Countess Sheffield. She married 1. 1796 John Stanley 1st Baron Stanley Alderley, son of John Thomas Stanley 6th Baronet, and had issue 2. 1st June 1827 Arthur Charles Legge, son of George Legge 3rd Earl Dartmouth and Frances Finch Countess Dartmouth.