Background
Lionel was the third son of Joseph Damer, 1st Earl of Dorchester by the Lady Caroline Sackville daughter of Lionel Cranfield Sackville, 1st Duke of Dorset and of Elizabeth Colyear his wife daughter of Lieutenant-General Walter Philip Colyear brother to David Colyear, 1st Earl of Portmore.
Career
Honorary
John Damer and the Rt. Honorary George Damer, 2nd Earl of Dorchester. Lionel was educated at Eton (1755-1765) and Trinity College, Cambridge (1766).
They lived at Came House in Winterborne Came and there is a memorial to them in Street Peter"s Church nearby.
Lionel was appointed Sheriff of Dorset for the year 1785. He took over the seat following the death of James Farrel Phipps.
He held the seat until ill health forced him to retire shortly before the General Election in 1802.
Membership
1st United Kingdom Parliament. 16th Parliament of Great Britain. 17th Parliament of Great Britain.
18th Parliament of Great Britain]
He was the Member of Parliament for Peterborough 28 February 1786 – 21 February 1802.