Wikipedia
MacWilliams
MacWilliams and MacWilliam are English-language surnames. They are derived from the Gaelic Mac Uilleim, a patronymic form of a Gaelicized form of the English William. The final -s in MacWilliams is a redundant English patronymical suffix.
- Dave MacWilliams, soccer player
- Jessie MacWilliams, mathematician
- Keenan MacWilliam, actress
- Lyle MacWilliam, Canadian congressman
- Mike MacWilliam, ice hockey player