Colin Simpson may refer to:
Colin Hall Simpson (1894–1964), Australian general Colin M. Simpson (born 1959), Wyoming politician Colin Simpson (EastEnders), a minor character in BBC's EastEnders Colin Simpson (English journalist) (1931–2017), war correspondent and investigative journalist for The Sunday Times Colin Simpson (Canadian author), software developer and author of textbooks Colin Simpson (Australian journalist) (1908–1983), Australian journalist, author and traveller Colin Simpson (rugby union)