| Mac Allister with Union SG in 2024 | |||
| Personal information | |||
|---|---|---|---|
| Date of birth | 7 November 1997 | ||
| Place of birth | Buenos Aires, Argentina | ||
| Height | 1.72 m (5 ft 8 in) [1] | ||
| Position | Defender | ||
| Team information | |||
Current team | Union SG | ||
| Number | 5 | ||
| Youth career | |||
| Argentinos Juniors | |||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2016–2023 | Argentinos Juniors | 136 | (12) |
| 2019 | → Boca Juniors (loan) | 2 | (0) |
| 2023– | Union SG | 79 | (3) |
| International career‡ | |||
| 2025– | Argentina | 1 | (0) |
| * Club domestic league appearances and goals as of 22 November 2025 ‡ National team caps and goals as of 18:31, 14 November 2025 (UTC) | |||
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.
Mac Allister, like his two brothers, started his career with Argentinos Juniors. [1] His first appearance for the Argentinos first-team came on 27 February 2016, in a 4–1 defeat to Estudiantes. [2] [3] Three more appearances followed in his debut season of 2016. The club was relegated in that campaign, Mac Allister subsequently made sixteen appearances in Primera B Nacional as Argentinos won the title. [2] He scored his first senior goal in March 2018 against Gimnasia y Esgrima. [2] Mac Allister joined Boca Juniors on loan in January 2019. [2] [4]
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. [5] 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. [6]
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. [7] Two months later, on 5 July, he extended his contract with the club until 2027. [8]
Mac Allister received a call-up to the Argentina U20 squad for the 2017 South American Youth Football Championship in Ecuador. [9] However, he missed the tournament through injury. [2] [9]
In November 2025, Mac Allister received a call up to the senior Argentina national team for a friendly match against Angola in November 2025. [10]
Mac Allister is of Irish descent, with his ancestry traced back to Donabate, County Dublin. [11] He has two brothers, Alexis and Francis, who are also professional footballers; Alexis is a 2022 FIFA World Cup winner. [12] They are the sons of Carlos Mac Allister and nephews of Patricio Mac Allister. [12] 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. [13] The couple married on 14 June, 2025.
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. [14]
| Club | Season | League | National cup [a] | League cup [b] | Continental | Other | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | ||
| Argentinos Juniors | 2016 | Argentine Primera División | 4 | 0 | 0 | 0 | — | — | — | 4 | 0 | |||
| 2016–17 | Primera B Nacional | 16 | 0 | 0 | 0 | — | — | — | 16 | 0 | ||||
| 2017–18 | Argentine Primera División | 12 | 1 | 1 | 0 | — | — | — | 13 | 1 | ||||
| 2018–19 | 9 | 0 | 1 | 0 | — | — | — | 10 | 0 | |||||
| 2019–20 | 2 | 0 | 0 | 0 | 0 | 0 | — | — | 3 | 0 | ||||
| 2020 | 8 | 0 | 5 | 1 | 1 | 1 | 1 [c] | 0 | — | 14 | 2 | |||
| 2021 | 32 | 2 | 0 | 0 | 0 | 0 | 6 [d] | 0 | — | 38 | 2 | |||
| 2022 | 33 | 5 | 1 | 0 | 0 | 0 | — | — | 34 | 5 | ||||
| 2023 | 20 | 4 | 1 | 0 | 0 | 0 | 6 [d] | 0 | — | 27 | 4 | |||
| Total | 136 | 12 | 9 | 1 | 1 | 1 | 13 | 0 | — | 159 | 14 | |||
| Boca Juniors (loan) | 2018–19 | Argentine Primera División | 2 | 0 | — | — | — | — | 2 | 0 | ||||
| Union SG | 2023–24 | Belgian Pro League | 30 | 1 | 6 | 0 | — | 10 [e] | 0 | — | 46 | 1 | ||
| 2024–25 | 35 | 2 | 1 | 0 | — | 10 [f] | 3 | 1 [g] | 0 | 47 | 5 | |||
| 2025–26 | 14 | 0 | 0 | 0 | — | 4 [h] | 1 | 1 [g] | 0 | 19 | 1 | |||
| Total | 79 | 3 | 7 | 0 | — | 24 | 4 | 2 | 0 | 112 | 7 | |||
| Career total | 217 | 15 | 16 | 1 | 1 | 1 | 37 | 4 | 2 | 0 | 273 | 21 | ||
| National team | Year | Apps | Goals |
|---|---|---|---|
| Argentina | 2025 | 1 | 0 |
| Total | 1 | 0 | |
Argentinos Juniors [2]
Union SG [2]
Individual