Guillermo name meaning

name meaning: Guillermo \gu(i)-ller-mo, guill(e)-rmo\ as a boy's name is a variant of Guillaume (Old German) and William (Old German), and the meaning of Guillermo is "will helmet, protection".

The baby name Guillermo sounds like Gillermo and Guilherme. Another similar baby name is Quiller.

View a list of the 2 names that reference Guillermo.

origin:  German
number of letters: 9. see all 9-letter names