Sillitoe is a surname. Notable people with the surname include:
Acton Sillitoe (1840–1894), British Anglican bishop Alan Sillitoe (1928–2010), British writer Les Sillitoe (1915–1996), British trade union leader and politician Linda Sillitoe (1948–2010), American journalist, poet and historian Neville Sillitoe (born 1925), Australian athletics coach Nicholas Sillitoe (born 1971), British composer and music producer Percy Sillitoe (1888–1962), British law enforcement executive
See also Sillitoe tartan is a nickname given to the distinctive black and white chequered pattern often used by police