Son ot goalkeeping coach Johnny Williamson.

In squad for Euro ties against Zalgiris Vilnius and Borac Banja Luka in July 2021.

From Steel and Sons cup final programme 2021 - Matthew Williamson - The 16 year-old has represented the club at Academy level before making the step up to the Swifts in the past year. Has played in most Swifts matches this season. A modern day goalkeeper who is equally good with his feet as he is with his hands. Son of senior goalkeeping coach Johnny Williamson. One of the six Full Time Academy Scholars as part of Linfield's scholarship scheme.