# McSwain

> English word · Proper noun

## Definitions
1. A surname from Scottish Gaelic [in turn from Old Norse].
2. A census-designated place in Merced County, California, United States.

## Etymology
Probably an Anglicized form of Scottish Gaelic Mac Suibhne, like McSweeney or a Gaelic patronymic based on Old Norse sveinn (“boy, servant”).

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