Guillen

young warrior — from William
Spanish origin · Unisex name
50% boys50% girls
#1711US 2023
10Births / yr
Stable
Top 1.3%Percentile

What does Guillen mean and where does it come from?

Guillen is a Spanish variant of the name Guillermo, which is derived from the Germanic name Wilhelm, meaning 'will' and 'helmet'.

Cultural significance
The name Guillen is used in Spanish-speaking countries and is often associated with nobility and chivalry.
Peak popularity
Reached #1711 in 2015 — currently #1711 in the US.
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Related Reading
Spanish-origin baby names with timeless appeal
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How else can you spell Guillen?

Same sound, different look — useful if you want something slightly more distinctive

What middle names flow best with Guillen?

Guillen works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Guillen Jack
One syllable · timeless choice
Guillen John
One syllable · timeless choice
Guillen Luke
One syllable · timeless choice
Guillen Miles
One syllable · vintage charm
Guillen Leah
One syllable · timeless choice
Guillen Beau
One syllable · on the rise
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Middle Names
The best middle names for Guillen
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How popular is Guillen right now?

Holding steady — currently #1711 in the US out of 135.5k tracked names

US Trend 20192023#1711 · Top 1.3%
2019
2020
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#171110stable
2022#171110stable
2021#171110stable
2020#171110stable
2019#171110
💎Guillen is exceptionally rare — it does not appear in US Social Security records, meaning fewer than 5 babies per year have received this name.

What are good nicknames for Guillen?

Common
GuiGuieGuyIllen

Famous people named Guillen

Gd
Guillen de Castro
A Spanish playwright from the 17th century known for his contributions to Spanish Golden Age theatre.
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Celebrity Names
What celebrities named their babies in 2025
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Common questions about the name Guillen

What does the name Guillen mean?
Guillen means "young warrior — from William" — a name rooted in Spanish tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Guillen?
Guillen is currently a distinctive and less common name as a baby name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Guillen?
Guillen originates from Spanish tradition. Spanish names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
Is Guillen a common or rare name?
Guillen is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.
Is Guillen more of a girl or boy name?
Guillen is a genuinely unisex name used for both boys and girls. The unisex quality makes it particularly versatile for modern families.