Biography of George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery 1759-1827

On 23rd March 1756 [his father] Henry Herbert 10th Earl Pembroke 7th Earl Montgomery [aged 21] and [his mother] Elizabeth Spencer Countess Pembroke and Montgomery [aged 19] were married. She by marriage Countess Pembroke, Countess Montgomery. She the daughter of [his grandfather] Charles Spencer 3rd Duke of Marlborough [aged 49] and [his grandmother] Elizabeth Trevor Duchess of Marlborough [aged 43]. He the son of Henry Herbert 6th Earl Montgomery 9th Earl Pembroke and Mary Fitzwilliam Countess Pembroke and Montgomery [aged 48]. They were fourth cousin twice removed.

On 10th September 1759 George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery was born to [his father] Henry Herbert 10th Earl Pembroke 7th Earl Montgomery [aged 25] and [his mother] Elizabeth Spencer Countess Pembroke and Montgomery [aged 22] at Wilton House.

On 8th April 1787 George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 27] and Elisabeth Beauclerk [aged 20] were married. He the son of Henry Herbert 10th Earl Pembroke 7th Earl Montgomery [aged 52] and Elizabeth Spencer Countess Pembroke and Montgomery [aged 50]. They were first cousins. She a great x 2 granddaughter of King Charles II of England Scotland and Ireland.

In 1788 [his son] George Herbert was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 28] and [his wife] Elisabeth Beauclerk [aged 21]. He a great x 3 grandson of King Charles II of England Scotland and Ireland. Coefficient of inbreeding 6.26%. He died aged five in 1793.

In 1790 [his daughter] Diana Herbert Countess Normanton was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 30] and [his wife] Elisabeth Beauclerk [aged 23]. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland. Coefficient of inbreeding 6.26%. She married before 17th September 1818 Welbore Ellis Agar 2nd Earl Normanton, son of Charles Agar 1st Earl Normanton and Jane Benson Countess Northampton, and had issue.

On 19th September 1791 [his son] Robert Henry Herbert 12th Earl Pembroke 9th Earl Montgomery was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 32] and [his wife] Elisabeth Beauclerk [aged 25]. He a great x 3 grandson of King Charles II of England Scotland and Ireland. Coefficient of inbreeding 6.26%.

In 1793 [his son] Charles Herbert was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 33] and [his wife] Elisabeth Beauclerk [aged 26]. He a great x 3 grandson of King Charles II of England Scotland and Ireland. Coefficient of inbreeding 6.26%. He died aged five in 1798.

In 1793 [his son] George Herbert [aged 5] died.

On 25th March 1793 [his wife] Elisabeth Beauclerk [aged 26] died.

On 26th January 1794 [his father] Henry Herbert 10th Earl Pembroke 7th Earl Montgomery [aged 59] died. His son George [aged 34] succeeded 11th Earl Pembroke8th Earl Montgomery.

In 1798 [his son] Charles Herbert [aged 5] died.

On 25th January 1808 George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 48] and Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 23] were married. She by marriage Countess Pembroke, Countess Montgomery. The difference in their ages was 25 years. He the son of Henry Herbert 10th Earl Pembroke 7th Earl Montgomery and Elizabeth Spencer Countess Pembroke and Montgomery [aged 70].

In 1809 [his daughter] Elizabeth Herbert was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 49] and [his wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 24].

On 16th September 1810 [his son] Sidney Herbert 1st Baron Herbert Lea was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 51] and [his wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 25].

In 1813 [his daughter] Mary Herbert Marchioness Ailesbury was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 53] and [his wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 28]. She married 11th May 1837 her half fifth cousin once removed George William Frederick Brudenell 2nd Marquess Ailesbury, son of Charles Brudenell 1st Marquess Ailesbury and Henrietta Maria Hill.

On 31st October 1814 [his daughter] Catherine Herbert Countess Dunmore was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 55] and [his wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 30]. She married 27th September 1836 Alexander Murray 6th Earl Dunmore, son of George Murray 5th Earl Dunmore and Susan Hamilton Countess Dunmore, and had issue.

In 1817 [his daughter] Georgiana Herbert was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 57] and [his wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 32]. She married 18th August 1840 Henry Thomas Petty-Fitzmaurice 4th Marquess Lansdowne, son of Henry Petty-Fitzmaurice 3rd Marquess Lansdowne and Louisa Emma Fox-Strangways Marchioness of Lansdowne.

Before 17th September 1818 [his son-in-law] Welbore Ellis Agar 2nd Earl Normanton [aged 40] and Diana Herbert Countess Normanton [aged 28] were married. She by marriage Countess Normanton. She the daughter of George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 59] and Elisabeth Beauclerk. He the son of Charles Agar 1st Earl Normanton and Jane Benson Countess Northampton.

In 1819 [his daughter] Emma Herbert Viscountess Vesci was born to George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 59] and [his wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 34]. She married 1839 Thomas Vesey 3rd Viscount Vesci, son of John Vesey 2nd Viscount Vesci and Frances Letitia Brownlow Viscountess Vesci, and had issue.

On 26th October 1827 George Augustus Herbert 11th Earl Pembroke 8th Earl Montgomery [aged 68] died. His son Robert [aged 36] succeeded 12th Earl Pembroke, 9th Earl Montgomery.

On 27th March 1856 [his former wife] Yekaterina Semyonovna Vorontsova Countess Pembroke and Montgomery [aged 71] died.