# Guilbeau (surname)

Source: https://namelineage.com/surname/guilbeau/  
Publisher: Name Lineage. Counts from the US Census Bureau; origin and etymology from Wiktionary; bearers from Wikidata. Data updated 2026-11-11.

A surname from French.

| Field | Value |
|---|---|
| Origin | French |
| Type | not recorded |
| People in the US (2010 Census) | 1,637 |
| US rank (2010) | 17,290 of 162,253 |
| How often | about 1 in every 188,604 people |
| Change since 2000 | +1.8% (1,608 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Borrowed from French Guilbeau.

## Who carries it

Share of people named Guilbeau in the 2010 US Census by the Census's own race and ethnicity groups. The Census suppresses a share when the count behind it is small.

| Group | Share |
|---|---|
| White (not Hispanic) | 85% |
| Black (not Hispanic) | 12% |
| Hispanic or Latino (any race) | 1.9% |
| Two or more races | 0.9% |

## Similar surnames

Gallup, Golub, Gallop, Gelb, Guallpa, Galvao, Gelpi, Gilboy, Guliyev.

## How to read these numbers

A Census count is people alive and counted in 2010, not births, and names occurring fewer than 100 times are not published at all. Ethnicity shares are the Census's own categories.