Kevin Mac Allister (born 7 November 1997) is an Argentine professional footballer who plays as a centre-back or full-back for Belgian Pro League club Union SG and the Argentina national team.

Club career

Early career

The Mac Allister brothers started their career with Argentinos Juniors. He made his first team debut for Argentinos on 27 February 2016 in a 4–1 defeat against Estudiantes. Mac Allister made more appearances followed in his debut season of 2016.[citation needed] The was relegated in that season and he subsequently made sixteen appearances in Primera B Nacional as Argentinos won the title. Mac Allister scored his first senior goal in March 2018 against Gimnasia y Esgrima.[better source needed] Mac Allister joined Boca Juniors on loan in January 2019.

Union SG

On 12 July 2023, Belgian club Union SG announced the signing of Mac Allister on a three-year contract, with an option of a further year. Later that year, on 5 October, he shared the pitch with his young brother Alexis after the latter came on as a substitute in a Europa League group stage match against Liverpool.

On 25 May 2025, Mac Allister was a member of the Union SG squad that achieved the 2024–25 Belgian Pro League, ending a 90-year title drought. Two months later, on 5 July, he extended his contract with the club until 2027.

International career

Mac Allister received a call-up to the Argentina U20 squad for the 2017 South American Youth Football Championship in Ecuador. However, he missed the tournament due to injury.

In November 2025, Mac Allister received his first call-up to the senior Argentina national team for a friendly match against Angola. He debuted in said tournament against the same opponent on 14 November.

Personal life

Mac Allister is of Irish descent, with his ancestry traced back to Donabate, County Dublin.[user-generated source] He has two brothers, Alexis who plays as a midfielder for Premier League club Liverpool and the Argentina national team with whom he won the 2022 FIFA World Cup and Francis who plays as a midfielder for Deportes La Serena of the Liga de Primera. They are the sons of Carlos Mac Allister and nephews of Patricio Mac Allister. His cousin, Luciano Guaycochea is also a professional footballer.

As of 2024, Mac Allister was engaged to marry Tatiana Batista, daughter of former footballer and coach Fernando Batista. The couple married on 14 June 2025, and announced in the same month they were expecting their first child together.

Mac Allister is named after the main protagonist of the American Christmas family comedy film Home Alone, a fact that he did not find out until he was eighteen years old.

Career statistics

Club

As of match played 14 March 2026

Appearances and goals by club, season and competition
ClubSeasonLeagueNational cupLeague cupContinentalOtherTotal
DivisionAppsGoalsAppsGoalsAppsGoalsAppsGoalsAppsGoalsAppsGoals
Argentinos Juniors2016Argentine Primera División400040
2016–17Primera B Nacional16000160
2017–18Argentine Primera División12110131
2018–199010100
2019–2020000030
202080511110142
2021322000060382
20223351000345
2023204100060274
Total13612911113015914
Boca Juniors (loan)2018–19Argentine Primera División2020
Union SG2023–24Belgian Pro League30160100461
2024–253521010310475
2025–26251408110382
Total904110284201318
Career total22816201114142029222

International

As of match played 14 November 2025

Appearances and goals by national team and year
National teamYearAppsGoals
Argentina202510
Total10

Honours

Argentinos Juniors

Union SG

Individual

External links

  • at Soccerway