Career
Cricket
Grimston was mainly associated with Oxford University and Marylebone Cricket Club (Master Control Console). He made 30 known appearances in first-class matches from 1832 to 1849. He was a right-handed batsman (RHB) and an underarm medium pace bowler.
Politics
He was re-elected in 1837, but resigned his seat in 1841 by the procedural device of appointment as Steward of the Chiltern Hundreds.
Grimston was the second son of James Grimston, 1st Earl of Verulam.