Clapham is a surname. Notable people with the surname include:
Aaron Clapham (born 1987), New Zealand footballer Arthur Roy Clapham (1904–1990), British botanist Charlie Clapham (football chairman), chairman of Southport Football Club David Clapham (1931–2005), South African racing driver and motor sport journalist Jamie Clapham (born 1975), English footballer. Sir John Clapham (economic historian) (1873–1946), British economic historian John Clapham (historian and poet) (1566–1619), English historian and poet John Greaves Clapham ( – 1854 or later), Canadian business man and politician John Peele Clapham (1801–1875), English magistrate and philanthropist Kathleen Clapham, Indigenous Australian anthropologist and health researcher Mark Clapham (born 1976), British writer Michael Clapham (born 1943), UK politician, Labour Member of Parliament Olive Clapham (1898–1973), first woman pass the bar finals examinations in England and Wales Victor J. Clapham (South African Scout Association) Scouting notable, awardee of the Bronze Wolf in 1976 William Clapham (or Clappan) (fl. 1747), Captain in the British Army