Gillermo
BoySpanish
Gillermo is a boy name of Spanish origin meaning "resolute protector".
About this name
Gender
Boy
Language
Spanish
Religion
Christian
Popularity
70 / 100
Syllables
3
Length
8 letters
Meaning
resolute protector
Etymology
Variant of Guillermo, derived from Germanic elements 'wil' (will) and 'helm' (helmet)
Frequently Asked Questions About Gillermo
What does the name Gillermo mean?
Gillermo means "resolute protector", and is of Spanish origin.
What is the origin of the name Gillermo?
Gillermo originates from Spanish, commonly used in Europe.
Is Gillermo a boy or girl name?
Gillermo is typically used as a boy name.
What religion is the name Gillermo associated with?
Gillermo is associated with Christian.
Last updated: June 2026