Matthew Guillaumier

Matthew Guillaumier (, born 9 April 1998) is a Maltese professional footballer who plays as a midfielder for Polish club Stal Mielec and the Malta national team.

Club career
Guillaumier began his youth career with St. Andrews at the age of five. On 26 April 2013, he made his debut for the senior team in a First Division match against Gudja United, aged only 15 years and 17 days. In the match he played alongside his uncle, midfielder Joseph Farrugia. In September 2013, after trials with English clubs Birmingham City and West Bromwich Albion, he joined the youth academy of Italian club Empoli, with whom he had trained with regularly in the year prior.

In 2015, he returned to St. Andrews, making sixteen appearances in the Maltese Premier League. In January 2016, he moved to Birkirkara on a 4.5-year contract, lasting until 2020. On the 29 September 2020 he moved to Ħamrun Spartans for a record fee in Malta of €300,000. In the same season, after winning his first Maltese Premier League title, he received the award as Maltese Player of the Year.

On 31 January 2022, Guillaumier joined Siena in the Italian third-tier Serie C on loan with an option to buy.

On 13 July 2023, Polish Ekstraklasa side Stal Mielec announced the signing of Guillaumier on a two-year deal, with an option for another season.

International career
Guillaumier was included in the squad of hosts Malta for the 2014 UEFA European Under-17 Championship. He appeared in all three matches, with the team eliminated in the group stage. He made his international debut for Malta on 23 March 2019, starting in a UEFA Euro 2020 qualifying home match against the Faroe Islands, which finished as a 2–1 home win. The match was Malta's first competitive home win, as well as their first UEFA European Championship qualifying win, since October 2006.

International goals
Scores and results list Malta's goal tally first.

Honours
Ħamrun Spartans
 * Maltese Premier League: 2020–21, 2022–23

Individual
 * Maltese Player of the Year: 2020–21