# McAdoo (surname)

Source: https://namelineage.com/surname/mcadoo/  
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 | patronymic, formed from a father’s (or ancestor’s) given name |
| People in the US (2010 Census) | 3,580 |
| US rank (2010) | 9,122 of 162,253 |
| How often | about 1 in every 86,242 people |
| Change since 2000 | +2.1% (3,507 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Anglicized form of Irish Mac Conduibh (“son of the black hound”), from cú (“hound”) and dubh (“black”). Compare McCunniff and McNiff.

## Who carries it

Share of people named McAdoo 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) | 58% |
| Black (not Hispanic) | 36% |
| Hispanic or Latino (any race) | 2.1% |
| Asian and Pacific Islander | 0.5% |
| American Indian and Alaska Native | 0.6% |
| Two or more races | 3.1% |

## Where

Wikidata records people named McAdoo in the United States.

## People named McAdoo

- Bob McAdoo, American basketball player (born 1951)
- William Gibbs McAdoo, American politician (1863-1941)
- James Michael McAdoo, American basketball player (born 1993)

## Similar surnames

McDow, Macedo, Masood, Machado, Mast, Michaud, Mosqueda, McAtee, McQuade, Musto, McQuaid, Maust.

## 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.