Cockcroft or Cockroft is a surname. Notable people with the surname include:
Cockcroft: Barry Cockcroft (1933–2001), British television documentary director Barry Cockcroft (dentist), Chief Dental Officer (CDO) for England Bill Cockcroft, former Chief Scout Commissioner of England Colin Cockcroft (1918–1987), South African military commander (1946–), Canadian asthmologist; see Cockcroft-Gault formula George Cockcroft (1932–2020), American novelist who published under the name Luke Rhinehart Sir John Douglas Cockcroft (1897–1967), British nuclear physicist The Cockcroft Institute, British research centre for accelerator physics named after Sir John D. Cockcroft Cockcroft, lunar crater named after Sir John D. Cockcroft John Hoyle Cockcroft (1934–2023), British Conservative politician Shamshad Cockcroft, British physiologist Vic Cockcroft (born 1941), English footballer Wilfred Cockcroft (1923–1999), English mathematician
Cockroft: Don Cockroft (born 1945), American football player Hannah Cockroft (born 1992), British athlete, gold medallist at the 2012 and 2016 Paralympics Joe Cockroft (1911–1994), English footballer Lana Coc-Kroft (born 1967), New Zealand television and radio personality Peter Cockroft (born 1957), British weather forecaster Josh Cockroft (born 1989), Oklahoma Representative