John Damer (25 June 1744 – 15 August 1776) was an Anglo-Irish Whig politician.

John was the first of three sons of Joseph Damer, 1st Earl of Dorchester by the Lady Caroline Sackville.

His mother was the daughter of Lionel Cranfield Sackville, 1st Duke of Dorset and his wife Elizabeth Colyear.

[2] He married the future sculptor Anne Seymour Conway, daughter of Field Marshal Rt.

[4][5] Damer is mentioned in the lyrics of the traditional Irish song "Limerick Rake".