The Galway Junior A Hurling Championship (known for sponsorship reasons as the Brooks Galway Junior A Hurling Championship and abbreviated to the Galway JAHC) is an annual hurling competition organised by the Galway County Board of the Gaelic Athletic Association and contested by the top-ranking junior clubs in the county of Galway in Ireland. It is the third tier overall in the entire Galway hurling championship system.
Skehana/Mountbellew-Moylough are the title holders, beating Loughrea by 1-13 to 0-13 in the 2023 final.
The 18 teams competing in the 2025 Galway Junior A Hurling Championship are:
At the end of the championship, the winning team qualify to the subsequent Connacht Junior Club Hurling Championship, the winner of which progresses to the All-Ireland Junior Club Hurling Championship.