The name Guillermo means With Gilded Helmet and is of Spanish origin. Guillermo is a name that's been used by parents who are considering baby names for boys.
A form of William. Pronounced "gee-YEHR-mo" with a hard G.
Guillermo Stats
Guillermo is on 133 members' favorite name lists Guillermo is currently not ranked on the Baby Names popularity charts Guillermo is currently #752 in U.S. births
