Aaron Anthony Connolly (born 28 January 2000) is an Irish professional footballer who plays as a forward for Millwall and the Republic of Ireland national team.

[5] He was fast-tracked in the under-23 side and also went on to make his debut for the first team at the age of 17 when he appeared as a substitute for Tomer Hemed in the 1–0 EFL Cup win over Barnet in August 2017.

[9] He made his league debut for Brighton four days later, coming on as a substitute for Neal Maupay in the 66th minute of a 4–0 defeat away to Manchester City.

[20] He made his Boro and Championship debut on 15 January, playing 67 minutes before being replaced by fellow loanee Folarin Balogun in the eventual 2–1 home victory over Reading.

[21] Connolly featured as a substitute in the eventual penalty shootout victory over Manchester United in the FA Cup fourth round at Old Trafford on 4 February.

[27] He made his debut a day later, coming on as 61st minute substitute replacing Harvey Vale, in the 2–0 FA Cup third round home loss to Premier League opposition Fulham.

Connolly started Ireland's opening group match vs China U23 and marked it with a goal and an assist for Zak Elbouzedi in a 4–1 win.

[42] After over a year without a cap at senior level, Connolly made a return to the Republic of Ireland U21 side in November 2022, when he was called up for their double header of games against Israel U21 in the 2023 UEFA European Under-21 Championship Qualification Play-offs.

[43] On 10 October 2024, World Mental Health Day, Connolly spoke of his alcohol addiction issues and the impact it had on his football career.