# McDonnell (surname)

Source: https://namelineage.com/surname/mcdonnell/  
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) | 14,309 |
| US rank (2010) | 2,532 of 162,253 |
| How often | about 1 in every 21,577 people |
| Change since 2000 | +3.0% (13,892 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Anglicized form of Irish Mac Dhomhnuill (“son of Donald”). See also MacDonald.

## Who carries it

Share of people named McDonnell 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) | 95% |
| Black (not Hispanic) | 1.0% |
| Hispanic or Latino (any race) | 2.3% |
| Asian and Pacific Islander | 0.5% |
| American Indian and Alaska Native | 0.3% |
| Two or more races | 1.3% |

## Where

Wikidata records people named McDonnell in the United States, Australia and the United Kingdom.

## People named McDonnell

- Mary McDonnell, American actress
- Bob McDonnell, American attorney and politician
- James McDonnell, American aerospace pioneer (1899–1980)
- Patrick McDonnell, American illustrator
- Daniel Mcdonnell, American volleyball player
- Percy McDonnell, Australian cricketer (1860-1896)
- Timothy A. McDonnell, American Catholic bishop
- Megan McDonnell, American screenwriter
- Jamie McDonnell, British boxer

## Similar surnames

McDaniel, McDonell, McDonald, McDonough, McDaniels, McDonagh, MacDonald, McAdams, Mastin, Masten, McAdam, Maston.

## 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.