| 2025-09-11 00:00:00September 11, 2025 | Rumney British Legion v Canton Warriors | - | Premier League | | Matchday 1 |
| 2025-09-18 00:00:00September 18, 2025 | Canton Libs v Rumney British Legion | - | Premier League | | Matchday 2 |
| 2025-10-02 00:00:00October 2, 2025 | Rumney British Legion v Macky Misfits | - | Premier League | | Matchday 3 |
| 2025-10-09 00:00:00October 9, 2025 | Rumney British Legion v Fairwater Cons | - | Premier League | | Matchday 4 |
| 2025-10-16 00:00:00October 16, 2025 | Canton Warriors v Rumney British Legion | - | League Cup | | Group Stage |
| 2025-10-23 00:00:00October 23, 2025 | Taff’s Well v Rumney British Legion | - | Premier League | | Matchday 5 |
| 2025-10-30 00:00:00October 30, 2025 | Rumney British Legion v Mackintosh Snooker | - | Premier League | | Matchday 6 |
| 2025-11-06 00:00:00November 6, 2025 | Canton Libs v Rumney British Legion | - | Malcolm Keenor Trophy | | Group Stage |
| 2025-11-13 00:00:00November 13, 2025 | County Cons v Rumney British Legion | - | Premier League | | Matchday 7 |
| 2025-11-20 00:00:00November 20, 2025 | Rumney British Legion v Caerphilly A | - | Premier League | | Matchday 8 |
| 2025-11-27 00:00:00November 27, 2025 | Caerphilly A v Rumney British Legion | - | League Cup | | Group Stage |
| 2025-12-04 00:00:00December 4, 2025 | Roath Cons v Rumney British Legion | - | Premier League | | Matchday 9 |
| 2025-12-11 00:00:00December 11, 2025 | Canton Warriors v Rumney British Legion | - | Premier League | | Matchday 10 |
| 2025-12-18 00:00:00December 18, 2025 | Rumney British Legion v County Cons | - | Malcolm Keenor Trophy | | Group Stage |
| 2026-01-08 00:00:00January 8, 2026 | Rumney British Legion v Canton Libs | - | Premier League | | Matchday 11 |
| 2026-01-15 00:00:00January 15, 2026 | Macky Misfits v Rumney British Legion | - | Premier League | | Matchday 12 |
| 2026-01-22 00:00:00January 22, 2026 | Rumney British Legion v Taff's Well | - | League Cup | | Group Stage |
| 2026-01-29 00:00:00January 29, 2026 | Fairwater Cons v Rumney British Legion | - | Premier League | | Matchday 13 |
| 2026-02-05 00:00:00February 5, 2026 | Rumney British Legion v Taff's Well | - | Premier League | | Matchday 14 |
| 2026-02-12 00:00:00February 12, 2026 | Roath Cons v Rumney British Legion | - | Malcolm Keenor Trophy | | Group Stage |
| 2026-02-19 00:00:00February 19, 2026 | Mackintosh Snooker v Rumney British Legion | - | Premier League | | Matchday 15 |
| 2026-02-26 00:00:00February 26, 2026 | Rumney British Legion v County Cons | - | Premier League | | Matchday 16 |
| 2026-03-05 00:00:00March 5, 2026 | Caerphilly A v Rumney British Legion | - | Premier League | | Matchday 17 |
| 2026-03-12 00:00:00March 12, 2026 | Rumney British Legion v Mackintosh Snooker | - | Malcolm Keenor Trophy | | Group Stage |
| 2026-03-19 00:00:00March 19, 2026 | Rumney British Legion v Mackintosh Snooker | - | League Cup | | Group Stage |
| 2026-04-02 00:00:00April 2, 2026 | Rumney British Legion v Roath Cons | - | Premier League | | Matchday 18 |
