Part of the Grenville family that welded great influence during the eighteenth century his descendants have included three Prime Ministers.
After his death Grenville's sons would join the Cobham's Cubs political faction led by his brother-in-law.
Grenville died on 17 February 1727 in the last year of that parliament and his children were taken care of by his brother-in-law Lord Cobham.
Five sons served in parliament: A daughter, Hester, was the wife of Pitt the elder, also a Prime Minister of the UK.
Two of Richard's grandsons, Pitt the younger and William Grenville, also rose to serve as Prime Minister.