Updated June 9, 2019

Find Baby Names

Boy name origins & meanings

  • Spanish : Resolute, protector

Boy name variations

Guillermo

Guillermo

- 4% this year
Masculine
Rare
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Guillaume

Guillaume

0 % this year
Masculine
Rare
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Guilherme

Guilherme

- 30% this year
Masculine
Rare
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Gillermo

Gillermo

0 % this year
Masculine
Rare
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Gughilmo

Gughilmo

0 % this year
Masculine
Rare
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Gwilym

Gwilym

0 % this year
Masculine
Rare
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William

William

- 7% this year
Masculine
Common
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