# Gilliam

> English word · Proper noun · frequency rank #38,860

## Definitions
1. A surname originating as a patronymic.

## Etymology
From a medieval variant of the given name William.

## Easily confused with
- **Gillian** (https://plainspell.com/en/vs/gilliam-vs-gillian)
- **gallium** (https://plainspell.com/en/vs/gallium-vs-gilliam)

## Common misspellings (8)
`ggilliam`, `giliam`, `gililam`, `gillaim`, `gilliamm`, `gillima`, `gliliam`, `iglliam`

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