# Koopmann (surname)

Source: https://namelineage.com/surname/koopmann/  
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 German.

| Field | Value |
|---|---|
| Origin | German |
| Type | occupational, named after the work an ancestor did |
| People in the US (2010 Census) | 528 |
| US rank (2010) | 41,234 of 162,253 |
| How often | about 1 in every 584,745 people |
| Change since 2000 | +13% (469 in 2000) |
| Pronunciation | not recorded |
| Variant spellings | Koopman |

## Etymology

North/Low German surname, from Middle Low German kōpman (“merchant, buyer”), from Old Saxon kōpman, from Proto-West Germanic *kaupamann. This is the Low German form of Kaufmann. Compare Koopman.

## Who carries it

Share of people named Koopmann 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) | 96% |
| Hispanic or Latino (any race) | 3.2% |
| Two or more races | 0.0% |

## Where

Wikidata records people named Koopmann in Gdańsk.

## People named Koopmann

- Elisabeth Hevelius, astronomer

## Similar surnames

Koopman, 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.