What does Cloy mean?
Cloy /cloy/ as a boys' name. May be derived from "nail" (Old French) as an occupational name having to do with the nails in horse shoes.
How popular is Cloy?
Cloy is an uncommonly occurring given name for men but a very prominent last name for all people (#53904 out of 150436, Top 36%). (2000 U.S. Census)
Below is a graphed analysis of the popularity of Cloy and related names. The only popular related form of Cloy (not in Top 1000) is Cloyd. This relation of Cloy was favored as a birth name during 1880-1889 (usage of 0.377%) and is now less popular, with Cloyd becoming less trendy. (Top 1000 Baby Names Statistics, 2014)