Wathen is a surname, and may refer to:
Arthur Wathen (1841–1937), English cricketer Sir Charles Wathen Kt. (1833–1893) Wool Merchant, Clothier & six times Mayor of Bristol. Daniel Wathen, American lawyer and politician George Wathen (actor) (1762–1849), English actor, stage manager and theatre owner Heini Wathén (born 1955), Finnish model Jonathan Wathen (c. 1728 – 1808), English surgeon Sir Wathen Waller, 1st Baronet (1769–1853), English eye surgeon Richard Wathen (born 1971), British painter Richard B. Wathen (1917–2001), American politician, journalist, and author George Henry Wathen (1816–1879), geologist and South African politician Samuel Wathen (c. 1720 – 1787), English physician