# McLewis

> English word · Proper noun

## Definitions
1. A surname from Irish.

## Etymology
Americanized form of Irish Mac Lughaidh (“son of Lughadh”), a personal name derived from lugh (“brightness”). Compare Lewis.

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