Abigail Harrison (born 7 December 1997) is a Scottish footballer who plays as a forward for Celtic and the Scotland national team.

Raised in the south of Glasgow where she attended Holyrood Secondary School,[6] Harrison began her career with Celtic,[7] making her debut aged 14 – the youngest player to appear in the Scottish Women's Premier League[8][1][9] – before joining Hibernian in 2015.

[14] Harrison also won three SWPL Cups (2016,[15] 2017[16] and 2018)[17] during her four-year spell with the Edinburgh club, but they finished runners-up behind Glasgow City in the league each season.

On 23 January 2025, Harrison signed for Scottish Women's Premier League side Celtic for a second time, on a short contract until the end of the 2024–25 season.

[5][11][28] On her competitive debut for Scotland, against Ukraine in November 2021 in a 2023 FIFA Women's World Cup qualification – UEFA Group B fixture, Harrison scored a last minute equaliser with a header as the match ended 1–1.