# Defazio (surname)

Source: https://namelineage.com/surname/defazio/  
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 Italian.

| Field | Value |
|---|---|
| Origin | Italian |
| Type | not recorded |
| People in the US (2010 Census) | 2,952 |
| US rank (2010) | 10,800 of 162,253 |
| How often | about 1 in every 104,589 people |
| Change since 2000 | +0.2% (2,945 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Rare spelling of Italian De Fazio.

## Who carries it

Share of people named Defazio 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% |
| Hispanic or Latino (any race) | 3.1% |
| Asian and Pacific Islander | 0.7% |
| Two or more races | 1.0% |

## Where

Wikidata records people named Defazio in the United States.

## People named Defazio

- Peter DeFazio, American politician (born 1947)

## Similar surnames

Depaz, Davis, Davies, Dubois, Dobbs, DuBose, Dupuis, Dabbs, Daves, DeBose, Devos, DiBiase.

## 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.