In 1781 [his father] John Baker Holroyd 1st Earl Sheffield (age 45) was created 1st Baron Sheffield of Dunamore in Meath.
In 1783 [his father] John Baker Holroyd 1st Earl Sheffield (age 47) was created 1st Baron Sheffield of Roscommon in Roscommon.
Before 1793 [his father] John Baker Holroyd 1st Earl Sheffield (age 57) and Abigail Way Countess Sheffield were married. She by marriage Countess Sheffield of Dunamore in Meath.
On 20 Jan 1798 [his father] John Baker Holroyd 1st Earl Sheffield (age 62) and [his mother] Anne North Countess Sheffield (age 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 [his father] John Baker Holroyd 1st Earl Sheffield (age 66) was created 1st Baron Sheffield of Sheffield in Yorkshire.
On 16 Mar 1802 George Augustus Frederick Charles Holroyd 2nd Earl Sheffield was born to John Baker Holroyd 1st Earl Sheffield (age 66) and Anne North Countess Sheffield (age 42).
In 1816 [his father] John Baker Holroyd 1st Earl Sheffield (age 80) was created 1st Earl Sheffield of Dunamore in Meath and 1st Viscount Pevensey.
On 30 May 1821 [his father] John Baker Holroyd 1st Earl Sheffield (age 85) died. He was buried at Sheffield Family Mausoleum Church of St Mary and St Andrew, Fletching. His son George Augustus Frederick Charles Holroyd 2nd Earl Sheffield (age 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 14 May 1823 [his future brother-in-law] William Lascelles (age 24) and Caroline Georgiana Howard (age 19) were married. She the daughter of George Howard 6th Earl Carlisle (age 49) and Georgiana Cavendish Countess Carlisle (age 39). He the son of Henry Lascelles 2nd Earl Harewood (age 55) and Henrietta Sebright Countess Harewood.
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On 16 Jun 1827 Edward Berkeley Fitzharding 1st Viscount Portman (age 27) and [his future sister-in-law] Emma Lascelles Baroness Portman (age 18) were married. She the daughter of Henry Lascelles 2nd Earl Harewood (age 59) and Henrietta Sebright Countess Harewood.
Before 18 Jan 1832 George Augustus Frederick Charles Holroyd 2nd Earl Sheffield (age 29) and Harriett Lascelles Countess Sheffield (age 30) were married. She by marriage Countess Sheffield of Dunamore in Meath. She the daughter of Henry Lascelles 2nd Earl Harewood (age 64) and Henrietta Sebright Countess Harewood. He the son of John Baker Holroyd 1st Earl Sheffield and Anne North Countess Sheffield (age 71).
On 18 Jan 1832 [his mother] Anne North Countess Sheffield (age 71) died.
On 18 Jan 1832 [his son] Henry Holroyd 3rd Earl Sheffield was born to George Augustus Frederick Charles Holroyd 2nd Earl Sheffield (age 29) and [his wife] Harriett Lascelles Countess Sheffield (age 30) at Marylebone.
On 18 Nov 1834 [his brother-in-law] Arthur Lascelles (age 27) and Caroline Frances Brooke were married. He the son of Henry Lascelles 2nd Earl Harewood (age 66) and Henrietta Sebright Countess Harewood.
On 17 Dec 1839 [his brother-in-law] Edward Lascelles (age 43) died.
On 26 Jun 1849 [his son-in-law] Edward William Harcourt (age 24) and [his daughter] Susan Harriet Holroyd were married. She the daughter of George Augustus Frederick Charles Holroyd 2nd Earl Sheffield (age 47) and Harriett Lascelles Countess Sheffield (age 47).
On 02 Jul 1851 [his brother-in-law] William Lascelles (age 52) died.
On 06 Dec 1855 [his sister-in-law] Frances Anne Lascelles died.
On 08 Feb 1865 [his sister-in-law] Emma Lascelles Baroness Portman (age 55) died.
On 26 Apr 1865 [his brother-in-law] Edwin Lascelles (age 65) died.
On 05 Apr 1876 George Augustus Frederick Charles Holroyd 2nd Earl Sheffield (age 74) died. On 05 Apr 1876 His son [his son] Henry Holroyd 3rd Earl Sheffield (age 44) succeeded 3rd Earl Sheffield of Dunamore in Meath, 3rd Viscount Pevensey, 3rd Baron Sheffield of Dunamore in Meath, 3rd Baron Sheffield of Roscommon in Roscommon, 3rd Baron Sheffield of Sheffield in Yorkshire.
On 01 Jan 1889 [his former wife] Harriett Lascelles Countess Sheffield (age 87) died.
[his daughter] Susan Harriet Holroyd was born to George Augustus Frederick Charles Holroyd 2nd Earl Sheffield and Harriett Lascelles Countess Sheffield.
George Henry Cavendish and Louisa Lascelles were married. She the daughter of Henry Lascelles 2nd Earl Harewood and Henrietta Sebright Countess Harewood.
Kings Wessex: Great x 23 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 20 Grand Son of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 25 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 21 Grand Son of Maredudd ap Bleddyn King Powys
Kings England: Great x 14 Grand Son of King Edward III of England
Kings Scotland: Great x 19 Grand Son of William "Lion" I King Scotland
Kings Franks: Great x 20 Grand Son of Louis VII King Franks
Kings France: Great x 16 Grand Son of Philip "The Fair" IV King France
George Augustus Frederick Charles Holroyd 2nd Earl Sheffield 14 x Great Grand Son of King Edward III of England
Great x 1 Grandfather: Francis North 1st Earl Guildford 13 x Great Grand Son of King Edward "Longshanks" I of England
GrandFather: Frederick North 2nd Earl Guildford 12 x Great Grand Son of King Edward III of England
Great x 1 Grandmother: Lucy Montagu Baroness Guildford 
11 x Great Grand Daughter of King Edward III of England
Mother: Anne North Countess Sheffield 13 x Great Grand Daughter of King Edward III of England
Great x 1 Grandfather: George Speke 15 x Great Grand Son of King John "Lackland" of England
GrandMother: Anne Speke Countess Guilford 16 x Great Grand Daughter of King John "Lackland" of England