Gary Armstrong

Gary was part of the Sligo Rovers u19 squad for the 2013/2014 season and he broke into the first team in September 2014 when he made his senior debut against Bohemians at the Showgrounds. He scored two goals in 7 appearances over the final weeks of the 2014 season and signed his first professional contract with the club ahead of the 2015 season. He went on to score three times in 19 league games that year as Sligo finished ninth.

Gary didn't make a league appearance under Dave Robertson in 2016 season and went out on loan to Ballinamallard United in August 2016, while also signing a new contract at Sligo for the 2017 season. Gary made his league bow for the Mallards against Ballymena United on 13 August and made 8 league appearances for them over a two month spell.

Gary returned to Sligo for the 2017 season but in September of that year he returned to Ballinamallard on a permanent deal. After five and a half years with Ballinamallard Gary returned to the LOI when he signed with Athlone Town ahead of the 2022 season.

In February 2023 Gary signed for Stephen Henderson at Longford Town.