# Siek

> English word · Proper noun

## Definitions
1. A surname from German
2. A surname from Polish.

## Etymology
* As a Polish surname, from a derivative of siekać (“to chop up, hack”).
* As a North/Low German surname, from Middle Low German sīk (“swampy valley”), from Old Saxon *sīk, from Proto-West Germanic *sīk (“watercourse”).

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