2025–26 All-Ireland League (rugby union)

2025–26 All-Ireland League
Countries Ireland
Number of teams50
Date27 September 2025 – 26 April 2026
Top point scorer1A Mick O'Gara (St Mary's College) – 164 points
1B Tom Larke (Old Wesley) – 140 points
2A Neil Byrne (MU Barnhall) – 118 points
2B Scott McLean (Rainey) – 117 points
2C Joey O'Connor (Clonmel) – 155 points
Top try scorer1A Dylan Donnellan (Clontarf) – 15 tries
1B Bradley McNamara (Instonians), Henry Walker (Queen's) – 11 tries
2A Shane Mallon (MU Barnhall) – 12 tries
2B Rob Deacy (Galwegians) – 13 tries
2C Cian O'Donoghue (Monkstown) – 15 tries
Official website
www.irishrugby.ie/all-ireland-leagues-old/men/

The 2025–26 All-Ireland League, known as the Energia All-Ireland League for sponsorship reasons, is the 34th season of Irish Rugby's top level domestic competition. The League began on 27 September 2025 and is scheduled to finish with the League final at the Aviva Stadium, Dublin on 26 April 2026.

Clontarf are the defending champions having won their 4th title by defeating reigning champions Cork Constitution in the 2024–25 League Final.

Bective Rangers (after a 7-year absence) and Thomond (after a 6-year absence) make a return to the A.I.L. having been promoted from the Junior Provincial leagues replacing Tullamore and Omagh Academicals who were relegated.