Guillermo
Also spelled: William, Guglielmo, Guillaume, Wilhelm
Guillermo · William · Wilhelm · Guillaume · Guglielmo
Pronunciation: gee-YAIR-moh
Vintage NamesMeaning
Resolute protector or 'will-helmet'
Origin
Germanic
About Guillermo
Guillermo carries a distinguished air, a name that feels both familiar and exotic, rooted deeply in the Old Germanic meaning of "resolute protector" or "will-helmet." This is a name for parents who appreciate a strong, classic choice with a noble bearing, yet desire something beyond the Anglo-Saxon mainstream. While it shares its lineage with the widely popular William, Guillermo offers a distinct, melodic pronunciation that immediately evokes a sense of Latin charm and heritage. It’s a name that travels well, particularly in Spanish-speaking cultures where it’s a beloved staple, lending it an enduring quality that feels both medieval in its origins and perfectly contemporary in its usage. Choosing Guillermo means embracing a name with a powerful, protective spirit and a rich, cross-cultural appeal.
Quick Facts
Popularity & Trends
Popularity Trends
Is Guillermo Right for Your Baby?
Guillermo is a Strong, Classic, Noble name for boys that suits parents looking for something classic and well-established. It may require a brief explanation of pronunciation in some regions.
Regions Where Guillermo Is Used
Name Vibe
Famous People Named Guillermo
Nicknames & Short Forms
Guillermo in different fonts
Sibling Name Style
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Colombian Boy Names Traditional Micronesia Names Traditional Nicaragua Names Argentine Boy Names Traditional Uruguay NamesFrequently Asked Questions About Guillermo
What is the origin of the name Guillermo?
Guillermo has Old Germanic roots, meaning "resolute protector" or "will-helmet."
Is Guillermo a common name?
Guillermo is a classic and popular name, especially in Spanish-speaking countries like Mexico, Spain, Argentina, and Chile.
What does Guillermo mean?
Guillermo means "Resolute protector or 'will-helmet'". It is derived from Germanic.
What is the origin of Guillermo?
Guillermo originates from Old Germanic. Its cultural origin is Germanic.
Is Guillermo a male or female name?
Guillermo is a male name.
How do you pronounce Guillermo?
Guillermo is pronounced "gee-YAIR-moh".
What language does Guillermo come from?
Guillermo comes from Old Germanic.
Is Guillermo a popular name?
Guillermo is considered a common name, and its popularity trend is stable.
What are variants of Guillermo?
Variants of Guillermo include William, Guglielmo, Guillaume, Wilhelm.
What are nicknames for Guillermo?
Common nicknames for Guillermo include Memo, Willy.
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