The 2023 All-Ireland Junior Football Championship was the 91st staging of the All-Ireland Junior Football Championship since its establishment by the Gaelic Athletic Association in 1912.

[citation needed] Kilkenny were the defending champions.

[citation needed] Since 2022, the All-Ireland Junior Championship has been confined to just four teams; New York, Kilkenny and the winner and runner-up of the British Junior Football Championship.

Prior to the change, the championship previously featured a provincial structure for all junior Gaelic football inter-county teams in Ireland.

[4] Nine counties will compete in the All-Ireland Junior Football Championship: Semi-finalsFinal