Meaning and name origin
Cleo \c-leo\ as a boy's name (also used as girl's name Cleo), is of Greek origin, and the meaning of Cleo is "vision of glory". Cleo is a variant of Cleophas (Greek); biblical name: husband of one of the Marys who stood at the foot of the Cross. Also a variant of Cletus (Greek): from Kleitos, the name of one of Alexander the Great's generals.
There is 1 feminine form of Cleo: Clio.
Cleo is a somewhat popular first name for males (#731 out of 1220, Top 60%) but an uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is the baby name popularity of the name Cleo for boys (2014 statistics).
Displayed below is a comparison of the popularity of the boy name Cleo and its source forms. Popular variation forms ranked in the Top 1000/100 are Cletus and Cleo. (2014 statistics).
Cleo is also pronounced similarly to Clay and Cloy. Other suggested similar baby names are Cael, Caeo, Cale, Caley, Celio, Clem, Cleon, Cleto, Cole and Coley. These names tend to be less commonly used than Cleo.