2023 All-Ireland Under-20 Football Championship
The 2023 All-Ireland Under-20 Football Championship was the fifth staging of the All-Ireland Under-20 Championship and the 60th staging overall of a Gaelic football championship for players between the minor and senior grades. The competition ran from 21 March to 13 May 2023.
The defending champion was Tyrone; however, the team was beaten by Down in the Ulster quarter-final.
The [|All-Ireland final] was played at Kingspan Breffni Park in Cavan on 13 May 2023 between Kildare and Sligo, in what was their first ever championship meeting. Kildare won the match by 1–17 to 0–12 to claim a third All-Ireland title overall and a first title in five years.
Sligo's Luke Marren was the competition's [|top scorer] with 0–31. Kildare's James McGrath was named U20 Footballer of the Year.
[Leinster Under-20 Football Championship]
Group 1
Table
| Team | Qualification | |||||||||
| 1 | Laois | 3 | 3 | 0 | 0 | 48 | 38 | 10 | 6 | Advance to semi-finals |
| 2 | Meath | 3 | 2 | 0 | 1 | 39 | 23 | 16 | 4 | Advance to quarter-finals |
| 3 | Longford | 3 | 1 | 0 | 2 | 30 | 39 | -9 | 2 | |
| 4 | Carlow | 3 | 0 | 0 | 3 | 26 | 43 | -17 | 0 |
Statistics
Top scorers
;Top scorers overall| Rank | Player | County | Tally | Total | Matches | Average |
| 1 | Luke Marren | Sligo | 0-31 | 31 | 5 | 6.20 |
| 2 | Oisín Savage | Down | 2-21 | 27 | 4 | 6.75 |
| 3 | Shane Farrell | Kildare | 0-23 | 23 | 7 | 3.28 |
| 4 | Eoghan Frayne | Meath | 0-21 | 21 | 5 | 4.20 |
| 5 | William Shine | Kerry | 0-20 | 20 | 3 | 6.66 |
| 6 | Stephen Mooney | Monaghan | 2-11 | 17 | 3 | 5.66 |
| 7 | Davy Costello | Laois | 3-07 | 16 | 4 | 4.00 |
| 7 | Ryan Sinkey | Kildare | 0-16 | 16 | 7 | 2.28 |
| 9 | Joe Quigley | Dublin | 1-11 | 14 | 4 | 3.50 |
| 10 | Senan Baker | Westmeath | 1-10 | 13 | 3 | 4.33 |
| 10 | Bryan McMahon | Carlow | 0-13 | 13 | 3 | 4.33 |
| 10 | Luke Breathnach | Dublin | 0-13 | 13 | 4 | 3.25 |
| 10 | Ross Keogh | Dublin | 0-13 | 13 | 5 | 2.60 |
;In a single game
| Rank | Player | County | Tally | Total | Opposition |
| 1 | Oisín Savage | Down | 1-07 | 10 | Monaghan |
| 1 | Luke Marren | Sligo | 0-10 | 10 | Roscommon |
| 1 | William Shine | Kerry | 0-10 | 10 | Clare |
| 4 | Seán Reynolds | Louth | 2-03 | 9 | Wicklow |
| 4 | Matthew Downey | Derry | 1-06 | 9 | Fermanagh |
| 4 | Jamie Guing | Offaly | 0-09 | 9 | Wicklow |
| 7 | Ruairí Kinsella | Meath | 2-02 | 8 | Carlow |
| 7 | Eoin Cully | Kildare | 1-05 | 8 | Laois |
| 7 | Ryan McQuillan | Antrim | 0-08 | 8 | Donegal |
| 7 | Oisín Savage | Down | 0-08 | 8 | Derry |
Miscellaneous
- Sligo retained the Connacht Championship for the first time in their history.