- Ali, Muhammad Ali, Cassius Clay, Cassius Marcellus Clay - United States prizefighter who won the world heavyweight championship three times (born in 1942)
--1 is a kind of prizefighter, gladiator
- Ali - the fourth caliph of Islam who is considered to be the first caliph by Shiites; he was a cousin and son-in-law of Muhammad; after his assination Islam was divided into Shiite and Sunnite sects
--2 is a kind of caliph, calif, kaliph, kalif, khalif, khalifah