Dancer is a surname. Notable people with the surname include:
Barry Dancer (born 1952), Australian former field hockey player
Faye Dancer (1925–2002), player in the All-American Girls Professional Baseball League
John Benjamin Dancer (1812–1887), scientific instrument maker and inventor of microphotography
Ronald S. Dancer (born 1949), American politician
Stanley Dancer (1927–2005), American harness racing driver and trainer
Thomas Dancer (c.1750–1811), British physician and botanist
