# Dietz (surname)

Source: https://namelineage.com/surname/dietz/  
Publisher: Name Lineage. Counts from the US Census Bureau; origin and etymology from Wiktionary; bearers from Wikidata. Data updated 2026-11-11.

A surname.

| Field | Value |
|---|---|
| Origin | not recorded |
| Type | not recorded |
| People in the US (2010 Census) | 18,720 |
| US rank (2010) | 1,925 of 162,253 |
| How often | about 1 in every 16,493 people |
| Change since 2000 | +0.8% (18,568 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

From the Middle High German and Old High German surname, a diminutive of Proto-Germanic *Þeudōrīks, related to Dietrich.

## Who carries it

Share of people named Dietz 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) | 0.4% |
| Hispanic or Latino (any race) | 2.5% |
| Asian and Pacific Islander | 0.7% |
| American Indian and Alaska Native | 0.4% |
| Two or more races | 1.3% |

## Where

Wikidata records people named Dietz in the United States, South Korea and Austria.

## People named Dietz

- George Dietz, American rower (1880-1965)
- Michaela Dietz, American voice actress
- Robert Sinclair Dietz, American scientist (1914–1995)
- John Dietz, American sport shooter (1870–1939)
- Michael Dietz, American actor
- William C. Dietz, American science fiction writer (1945–2026)
- Howard Dietz, American publicist, lyricist, and librettist (1896-1983)
- Eileen Dietz, American actress
- Johanna Dohnal, Austrian feminist and politician of the SPÖ (1939-2010)

## Similar surnames

Deitz, Dietsch, Dodge, Deutsch, Dodds, Dudek, Deeds, Dedios, Dedeaux, Dudás, Deitch, Dotts.

## 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.