Sergeant is a surname. Notable people with the surname include:
Adeline Sergeant (1851–1904), English writerEdward Guthlac Sergeant (1881–1961), English chess masterElizabeth Shepley Sergeant (1881–1965), American journalist and writerGeorge Sergeant (1881–1971), American attorney and mayor of Dallas, TexasHoward Sergeant (1914–1987), British poet and editorJohn Sergeant (politician) (1779–1852), American politician and member of the US House of Representatives from PennsylvaniaJohn Sergeant (journalist) (born 1944), British journalist and broadcasterJohn Sergeant (priest) (1623–1707 or 1710), English Roman Catholic priest, controversialist and theologianJonathan Dickinson Sergeant (1746–1793), lawyer, representative for New Jersey in the Second Continental Congress in 1776 and 1777 and Attorney General of PennsylvaniaMalcolm Sargent (1895–1967), British orchestra conductorMarc Sergeant (born 1959), Belgian former professional road bicycle racer and team managerPeta Sergeant, Australian actressPeter Sergeant (died 1714), English-born merchant in Boston, MassachusettsPhilip Walsingham Sergeant (1872–1952), British chess and history writerRichard Sergeant (died 1586), beatified English Roman Catholic priest and martyrSharon Sergeant (born 1947), forensic genealogistTony Sergeant (born 1977), Belgian retired football midfielderWill Sergeant (born 1958), English guitarist best known as a member of Echo & the Bunnymen