Cleo \c-leo\ as a girl's name (also used as boy's name Cleo), is pronounced KLEE-oh. It is of Greek origin. Short form of Clotilde and Cleopatra.

Cleo has 2 variant forms: Clea and Clio.

Baby names that sound like Cleo are Clo, Calee, Caley, Cloey, Cloe, Klea, Claea, Klio, Coley and Cole.