Bonsor may refer to:
Alexander Bonsor (1851–1907), English footballer Brian Bonsor (1926–2011), Scottish musician, composer and teacher Sir Cosmo Bonsor (1848–1929), English brewer, businessman and politician Fred Bonsor (1862–1932), English rugby union player Sir Nicholas Bonsor (1942–2023), English politician
See also Bonsor baronets Bonser