Guglielmo
Germanic · Boy · 3 syllables
Popularity & facts
Relative popularity index, 2010–2025Popularity over time
Popularity indexHistorical popularity from 1880–2025 · US Social Security Administration data
About the name Guglielmo
Guglielmo means "resolute protector" or "determined warrior," derived from the Germanic elements "wil" (will/desire) and "helm" (helmet/protection), filtered through Latin and Italian phonetic evolution.
Cross-referenced with Wikidata/Wikipedia. AI-assisted, community-reviewable. Suggest an improvement.
Etymology
Guglielmo means "resolute protector" or "determined warrior," derived from the Germanic elements "wil" (will/desire) and "helm" (helmet/protection), filtered through Latin and Italian phonetic evolution. The name is primarily used in Italian-speaking Catholic cultures and has historical prominence in Italian nobility and the Roman Catholic Church, notably borne by medieval popes and Renaissance figures.
Guglielmo currently ranks #4,805 in the United States as a boy's name. It reached its peak popularity around 2012.
Contribute to this name
Help improve this page with a meaning, origin, or correction—and get credited as a contributor.
Share your knowledge about this name—meaning, origin, pronunciation, or correction. Your contribution is reviewed and credited with your name.
Login to contributeWe use Google & Facebook login — no password needed.
Sibling name ideas
Italian names that sit beautifully beside GuglielmoSimilar names you might like
Names starting with GMore names starting with G
- Gani
- Garrison
- Gamel
- Gea
- Gabie
- Gavriel
- Gavino
- Gaoussou
- Gannon
- Gaither
- Gaspare
- Garion
- Gavi
- Gadiel
- Galit
- Gana
- Gatlin
- Gaillard
See all names like Guglielmo →
Find middle names for Guglielmo →
🧬 See Guglielmo's popularity the year you were born →
🔢 Get Guglielmo's free numerology report card →
💫 Is Guglielmo your name? Get your free “My name means…” card →
👶 Have a Guglielmo already? Find sibling names that fit →
💬 Does Guglielmo go with your surname? Check the rhythm, rhyme and initials →
Names that sound like Guglielmo
Phonetic match, not just spelling"Glenn derives from the Scottish and Irish Gaelic word "gleann," meaning "valley" or "glen," referring to a person who lived…"
"Guillem means "resolute protector" or "determined warrior," derived from the Germanic elements "wil" (will, desire) and "helm" (helmet, protection), making…"
"The name 'Giuliano' means "youthful" or "downy-bearded," derived from the Latin family name *Julianus*, itself from *Julius* (connected to the…"
"The given name 'Gillan' is a variant of the Irish name 'Gillian,' derived from the Latin 'Juliana,' meaning "youthful" or…"
"Giulian is the Italian form of Julian, derived from the Latin name Iulianus, which means "of or belonging to Julius"…"
"Glyn derives from Welsh "glynn," meaning "valley" or "glen," rooted in Brythonic Celtic language."
"The given name 'Gillon' is derived from the Old French name 'Gilhon', which is a diminutive form of 'Gil', meaning…"
"Gillian is the feminine form of Julian, derived from the Latin name Iulianus, which means "of or belonging to Julius"…"
"Glynn is a Welsh name derived from the word "glynn" meaning "valley" or "glen," rooted in the Brythonic Celtic language."
"Giuliana is the Italian feminine form of Julius, derived from the Latin family name Iulius, meaning "youthful" or "downy-bearded." The…"
"The given name 'Glen' is derived from the Old English word 'glēan', meaning a valley or a hollow, and is…"
"The name 'Guillaume' means "resolute protector" and derives from the Germanic elements *wil* (will, desire) and *helm* (helmet, protection)."