# Deegan (surname)

Source: https://namelineage.com/surname/deegan/  
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 Irish.

| Field | Value |
|---|---|
| Origin | Irish |
| Type | not recorded |
| People in the US (2010 Census) | 3,653 |
| US rank (2010) | 8,962 of 162,253 |
| How often | about 1 in every 84,518 people |
| Change since 2000 | +4.0% (3,513 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Reduced Anglicized form of Irish Ó Duibhginn (“descendants of Duibhgeann”), a byname composed of the elements dubh (“black”) + ceann (“head”).

## Who carries it

Share of people named Deegan 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) | 92% |
| Black (not Hispanic) | 0.3% |
| Hispanic or Latino (any race) | 3.1% |
| Asian and Pacific Islander | 0.8% |
| American Indian and Alaska Native | 1.8% |
| Two or more races | 1.6% |

## Where

Wikidata records people named Deegan in the United States.

## People named Deegan

- Brian Deegan, American motorcycle racer

## Similar surnames

Dugan, Deacon, Dogan, Dagan, Deason, Dejean, Degen, Desena, Dixon, Dawson, Dickson, Duggan.

## 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.