# Lafferty (surname)

Source: https://namelineage.com/surname/lafferty/  
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) | 10,373 |
| US rank (2010) | 3,443 of 162,253 |
| How often | about 1 in every 29,764 people |
| Change since 2000 | +3.6% (10,014 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | Laverty |

## Etymology

Reduced Anglicized form of Irish Ó Laithbhearthaig. Compare Flaherty.

## Who carries it

Share of people named Lafferty 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) | 93% |
| Black (not Hispanic) | 0.3% |
| Hispanic or Latino (any race) | 2.1% |
| Asian and Pacific Islander | 0.5% |
| American Indian and Alaska Native | 2.1% |
| Two or more races | 1.8% |

## Where

Wikidata records people named Lafferty in the United States.

## People named Lafferty

- James Lafferty, American actor
- R. A. Lafferty, American writer (1914–2002)
- Sam Lafferty, American ice hockey player

## Similar surnames

Laverty, Laporte, Lippert, Leverett, Laborde, Liberty, Leverette, Liberatore, Lipford, Leopard, Laprade, Labrador.

## 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.