Biography of George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke 1761-1824

On 8th September 1757 [his father] Frederick St John 3rd Viscount St John 2nd Viscount Bolingbroke (age 24) and [his mother] Diana Spencer Viscountess St John and Bolingbroke (age 23) were married. She by marriage Viscountess St John, Viscountess Bolingbroke. She the daughter of [his grandfather] Charles Spencer 3rd Duke of Marlborough (age 50) and [his grandmother] Elizabeth Trevor Duchess of Marlborough (age 44).

On 5th March 1761 George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke was born to Frederick St John 3rd Viscount St John 2nd Viscount Bolingbroke (age 28) and Diana Spencer Viscountess St John and Bolingbroke (age 26).

On 12th March 1768 [his step-father] Topham Beauclerk (age 28) and [his mother] Diana Spencer Viscountess St John and Bolingbroke (age 33) were married. She the daughter of [his grandfather] Charles Spencer 3rd Duke of Marlborough and [his grandmother] Elizabeth Trevor Duchess of Marlborough.

On 26th February 1783 George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 21) and Charlotte Collins were married.

After 1786 George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 24) commenced a relationship with his maternal half-sister [his half-sister] Mary Day Beauclerk (age 19). They had a child together that was passed off as a child of his and his wifes to avoid scandal. In 1788 Mary Day Beauclerk became pregnant again after which George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke left his family to live with Mary Day Beauclerk in obscurity on the continent.

On 6th March 1786 [his son] Henry St John 4th Viscount Bolingbroke 5th Viscount St John was born to George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 25) and [his wife] Charlotte Collins.

On 5th May 1787 [his father] Frederick St John 3rd Viscount St John 2nd Viscount Bolingbroke (age 54) died. His son George (age 26) succeeded 4th Viscount St John, 3rd Viscount Bolingbroke, 7th Baronet St John Lydiard Tregoze in Wiltshire.

by May 1794 George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 33) had abandoned [his half-sister] Mary Day Beauclerk (age 27) for a Belgian noblewoman [his future wife] Isabella Charlotte Hompesch Baroness von Hompesch (age 18) who he subsequently married bigamously.

In 1803 [his wife] Charlotte Collins died.

On 1st August 1804 George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 43) and Isabella Charlotte Hompesch Baroness von Hompesch (age 28) were married at Trinity Church, Manhattan.

On 16th October 1804 [his son] Ferdinand St John was born to George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 43) and [his wife] Isabella Charlotte Hompesch Baroness von Hompesch (age 28).

On 1st August 1808 [his mother] Diana Spencer Viscountess St John and Bolingbroke (age 74) died.

In 1812 [his son] Henry St John 4th Viscount Bolingbroke 5th Viscount St John (age 25) and [his daughter-in-law] Maria St John-Mildmay Viscountess Bolingbroke and St John (age 21) were married at St George's Church, Hanover Square.

On 11th December 1824 George Richard St John 4th Viscount St John 3rd Viscount Bolingbroke (age 63) died at Pisa. His son [his son] Henry (age 38) succeeded 5th Viscount St John, 4th Viscount Bolingbroke, 8th Baronet St John Lydiard Tregoze in Wiltshire. [his daughter-in-law] Maria St John-Mildmay Viscountess Bolingbroke and St John (age 34) by marriage Viscountess St John, Viscountess Bolingbroke.

In 1848 [his former wife] Isabella Charlotte Hompesch Baroness von Hompesch (age 72) died.