# Koop

> English word · Proper noun · frequency rank #68,364

## Definitions
1. A surname from the West Germanic languages.
2. A surname from the West Germanic languages.
3. A surname from the West Germanic languages.

## Etymology
From West Germanic
* As a Dutch and German surname, from kopen (“to buy”).
* As a West Frisian surname, shortened from Jakob, a form of Jacob.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/koop