Singer is a surname. Notable people with the surname include:
Addie Singer, fictional character from the TV show UnfabulousAlvy Singer, lead character played by Woody Allen in the movie Annie HallBaruch Singer (born 1954), American real estate investorBryan Singer, film directorBurns Singer, poetCecile D. Singer (born c. 1929), New York politicianCharles Singer (1876–1960), British historianEdgar Arthur Singer (1873–1954), American philosopherEric Singer, rock drummerFred Singer, physicistGeorge Singer, (1847–1909), English cycle manufacturerHans Singer, German economistHorace M. Singer (1823–1896), American businessman and politicianIsaac Singer (1811–1875), inventor of the modern sewing machine and founder of the Singer CorporationIsaac Bashevis Singer (1904–1991), American novelistIsadore Singer, mathematicianIsidore Singer, editor of the Jewish EncyclopediaIsrael Joshua Singer, a novelist and elder brother of Isaac Bashevis SingerItamar Singer, Israeli archaeologistKarl Singer, American football playerKurt SingerKyle SingerLavoslav Singer, Croatian industrialistLori Singer, American actressMarc Singer, American TV actorMarcus George Singer, an American philosopher, born in 1926.Margaret Singer, clinical psychologistP. W. Singer (Peter Warren Singer, born 1973/74), American scholar of politics and warPeter Singer (disambiguation), several peopleRichard Singer, American actorRolf Singer (1906–1994), mycologistSamuel Weller Singer (1783–1858), English author, Shakespeare scholar and historian of card gamesSeymour Jonathan SingerStephen Singer-BrewsterTanja Singer, German neuroscientistVlado Singer, Croatian politicianWalt Singer, American football playerWinnaretta Singer, princess and daughter of Isaac Merrit SingerWolf Singer, German neurophysiologist