Coull is a surname. Notable people with the surname include:
Cynthia Coull (born 1965), Canadian figure skater Gary Coull (1954–2006), Canadian businessman George Coull (1862–1934), Scottish pharmaceutical chemist Joanna Coull (b. 1973), British swimmer Robert Coull (b. 1966), British cyclist
See also
Coull Castle, in Scotland Coull Quartet, English string quartet
Coul (disambiguation)