Guilherm
Germanic · Boy · 2 syllables
Popularity & facts
Relative popularity index, 2010–2025Popularity over time
Popularity indexHistorical popularity from 1880–2025 · US Social Security Administration data
About the name Guilherm
Guilherm means "resolute protector" or "strong-willed defender," derived from the Germanic elements "wil" (will/desire) and "helm" (helmet/protection), which evolved through Old High German and Old French into Romance language variants.
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Etymology
Guilherm means "resolute protector" or "strong-willed defender," derived from the Germanic elements "wil" (will/desire) and "helm" (helmet/protection), which evolved through Old High German and Old French into Romance language variants. The name is primarily used in Portuguese and Galician cultures, with historical roots in medieval Iberian kingdoms, and remains common in Portugal and Galicia as a traditional given name with no specific religious affiliation.
Guilherm currently ranks #5,122 in the United States as a boy's name. It reached its peak popularity around 1999.
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Sibling name ideas
Iberian names that sit beautifully beside GuilhermSimilar names you might like
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Names that sound like Guilherm
Phonetic match, not just spelling"Guilherme means "resolute protector" or "determined warrior," derived from the Germanic elements "wil" (will, desire) and "helm" (helmet, protection), filtered…"
"Guillermo means "resolute protector" or "strong-willed warrior," derived from the Germanic elements "wil" (will/desire) and "helm" (helmet/protection), filtered through Old…"
"Guillermine is the feminine form of Guillermo, derived from the Germanic name William, composed of the elements "wil" (will/desire) and…"
"Guilhermine is the feminine form of Guilherme (Portuguese/Brazilian Portuguese version of William), derived from the Germanic elements "wil" (will/desire) and…"
"Guilhermina is the feminine form of Guilherme (Portuguese/Galician for William), derived from the Germanic elements "wil" (will, desire) and "helm"…"
"The name 'Glorene' is a modern invented name, likely a feminine elaboration of the Latin word *gloria* meaning "glory," combined…"
"Guillerma is the feminine form of Guillermo, the Spanish equivalent of William, meaning "resolute protector" from the Germanic elements *wil*…"
"The name 'Gloriane' means "glory" or "glorious one," derived from the Latin word *gloria* (glory) combined with the feminine suffix…"
"Gwilherm means "resolute protector" or "determined defender," derived from the Germanic elements "wil" (will/resolve) and "helm" (helmet/protection), making it the…"
"The name Gloriana means "glorious" or "of glory," derived from the Latin word *gloria* (glory) with the feminine suffix *-ana*."
"The name Glorine means "glory" or "glorious one," derived from the Latin word *gloria*."
"The given name 'Gullermo' is derived from the Germanic name 'Wilhelm', meaning 'resolute protector' or 'strong-willed warrior', with its linguistic…"