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Guillaume
BoyMeaning of Guillaume: German: 'resolute protector'
Guillaume is a boy's name most strongly associated with French naming. It has 9 letters and 2 syllables, and it is a genuinely rare and unique choice and 5119th in England & Wales.
US rank 2025
—
Not in the US top list
England & Wales 2024
#5119
3 babies in 2024
US babies since 1880
342
First recorded 1967 · peak 1997
Trend
stable
Style: rare
Popularity over time
Gender split
100% boys · 0% girls, based on US, UK and international usage.
Origins & cultures
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