# Sommerfeld

> English word · Proper noun · frequency rank #99,884

## Definitions
1. A surname from German.

## Etymology
Borrowed from German Sommerfeld.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/sommerfeld