Rintoul is a surname and may be:
Chad Rintoul, Australian rules footballer
Cole Rintoul, Australian, Mercury4 band member
David Rintoul (born David Wilson, 1948), Scottish stage and television actor
Gordon Rintoul, Scottish museum director
Ian Rintoul, Australian political activist
Robert Stephen Rintoul (1787–1858), British journalist
Stuart Rintoul (born 1968), former English cricketer
William Rintoul (1870 – 1936), British chemist