# Tresidder

> English word · Proper noun

## Definitions
1. A surname from Cornish.

## Etymology
Habitational surname from a minor place in Constantine, Cornwall, from Cornish tre (“estate, farm”) (compare Proto-Brythonic *treβ (“settlement, town”)) + an unrecorded Cornish personal name *Seder or *Sider.

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