# Koopman (surname)

Source: https://namelineage.com/surname/koopman/  
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 Dutch.

| Field | Value |
|---|---|
| Origin | Dutch |
| Type | occupational, named after the work an ancestor did |
| People in the US (2010 Census) | 2,417 |
| US rank (2010) | 12,766 of 162,253 |
| How often | about 1 in every 127,739 people |
| Change since 2000 | -1.9% (2,465 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | none recorded |

## Etymology

Anglicised from Dutch Koopman, an occupational surname referring to a merchant (Dutch koopman). Doublet of Chapman and Kaufman.

## Who carries it

Share of people named Koopman 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) | 2.0% |
| Asian and Pacific Islander | 0.6% |
| Two or more races | 1.4% |

## Similar surnames

Koopmann, Kaufman, Kauffman, Kaufmann.

## 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.