DOB: 20 January 1999
From: Armagh, 2022 AFLW spring season international signing
First game: Round 4, 2022 spring season against Brisbane Lions at Casey Fields
Number: 31 (2022 spring season-)
Honours:
Premiership player - 2022 Spring season
Games: 22* (to end 2023)
Goals: 5*
Career statistics
| Wins | Draws | Losses | Winning % |
| 17 | 0 | 5 | 77.27 |
Statistical categories led:
Most games and Most goals in number 31
23-year-old Gaelic footballer who joined Melbourne at the conclusion of her season in Ireland. Mackin had previously been an All-Star in the Irish league. After breaking into the side in Round 4, the quick winger maintained her spot for the rest of the year, culminating with a goal in Melbourne's Grand Final win. She went on to play every game of 2023, and signed a contract extension to 2026 at the end of the year.
Mackin's sister Aimee joined the Demons before the 2023 season.
| Year | Games | Goals | AFLW B&F |
| 2022 spring | 10 | 2 | 0 |
| 2023 | 12 | 3 | ? |
Lists
Overseas Born Players
Media
melbournefc.com.au - 16/06/2022, melbournefc.com.au - 15/12/2023
womens.afl - 16/06/2022