Fermor is a surname. Notable people with the surname include:
Henrietta Louisa Fermor (1698–1761), English letter writerSir Lewis Leigh Fermor (1880–1954), British geologist and father of Sir Patrick Leigh FermorSir Patrick Leigh Fermor (1915–2011), British author, scholar and soldierThomas Fermor (by 1523–1580), English politicianThomas Fermor, 4th Earl of Pomfret (1770-1833), British army officerWilliam Fermor (1702-1771), Russian army officer, commander at Zorndorf