Bolitho is a surname of Cornish origin, derived from Bolitho in west Cornwall. Notable people with the surname include:
Bob Bolitho, Canadian soccer player
Edward Bolitho, British Army officer
Harold Bolitho, Australian academic and expert on Japan at Harvard University
Hector Bolitho, New Zealand author and novelist
John Bolitho, bard of the Cornish Gorsedd
Richard Bolitho, fictional naval officer created by Alexander Kent
Thomas Bedford Bolitho (1835-1915), Liberal Unionist MP for St Ives, 1887 to 1900
William Bolitho Ryall (1891-1930), South African writer and biographer, who published under the name of William Bolitho
Bolitho, Cornwall#Bolitho family, Cornish family