Meaning and Name Origin
Cleo \c-leo\ as a name for boys (also used as girls' name Cleo). Cleo's root is Greek, and the name Cleo means "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. Cleo is also a form of Cletus (Greek): from Kleitos, the name of one of Alexander the Great's generals.
Cleo has 1 feminine form: Clio.
Cleo is a somewhat prominent first name for males (#731 out of 1220, Top 60%) but an unusual last name for both adults and children. (2000 U.S. Census)
Displayed below is the baby name popularity of Cleo for boys. Cleo reached its top position of #306 in the U.S. during 1910-1919, but is not ranked at the moment. (2014 Birth Statistics)
Displayed below is an analysis of the popularity of the boy name Cleo and corresponding names. Popular related forms of Cleo rated in the Top 1000 are Cletus and Cleon. Adoption of these boy names reached its highest during the years 1920-1929 and has become significantly less since, with the versions Cletus and Cleo becoming less fashionable. (2014 Birth Statistics)
Cleo▼ is alike in pronunciation to Clay▼ and Cloy. Other suggested similar baby names are Cael▼, Caeo, Cale▼, Caley, Celio, Clem▼, Cleto, Cole▲ and Coley. These names tend to be less commonly used than Cleo.