Cronje, sometimes spelt Cronjé, is a surname mainly common among Afrikaners of Huguenot descent. Notable people with the name include:
Andrew Cronje (born 1984), South African field hockey player Andries Petrus Cronjé (1833–1916), Orange Free State Volksraad, cabinet member and Boer general Andries Petrus Johannes Cronjé (1849–1923), Boer general and member of National Scouts Darryl Cronje (born 1967), South African swimmer Erich Cronjé (born 1997), South African rugby union player Ewie Cronje (1939–2020), South African cricketer Frans Cronje (born 1967), South African former cricketer Gavin Cronje (born 1979), South African racing driver Guy Cronjé (born 1989), South African-born Zimbabwean international rugby union footballer Hansie Cronje (1969–2002), South African cricketer Hermione Cronje, South African prosecutor Jacques Cronjé (born 1982), South African rugby player Johan Cronje (born 1982), South African Olympic athlete Lionel Cronjé (born 1989), South African rugby union footballer Nicolene Cronje (born 1983), South African race walker Peter Cronjé (1949–2020), South African rugby player Piet Cronjé (1836–1911), Boer general Rowan Cronjé (1937–2014), Rhodesian/Zimbabwean politician Ruan Cronje (born 2001), South African cricketer