| Dates | Event name | Location |
|---|---|---|
| 9 Oct 2025 | FIDE RATED Blitzmania part 2 (10 rounds of 3+2) at Bangor Chess Club | Bangor, Co. Down, Northern Ireland |
| 10 Oct 2025 | FIDE RATED U1700 Friday Blitz (8 rounds of 5+3) at Bangor Chess Club | Bangor, Co. Down, Northern Ireland |
| 10 Oct 2025 – 10 Jun 2026 | Cork Chess Club Open Minor League - Under 1350 | Cork Bridge Club, 36 St Patrick's Quay, Victorian Quarter, Cork, T23 EP20 |
| 11 Oct 2025 | FIDE RATED Co. Down Junior Championships 2025 U8-U18 (at 92% capacity) | Bangor, Co. Down, Northern Ireland |
| 12 Oct 2025 | Solas Irish Cancer FIDE Rapid Tournament | Dublin Road Business Park, Bracklone, Portarlington, Co. Laois, R32 RPX8 |
| 16 Oct 2025 | FIDE RATED Bangor Chess Club 60th Anniversary Classic: Round 1 | Bangor, Co. Down, Northern Ireland |
| 16–19 Oct 2025 | Dun Laoghaire CC 50th Anniversary Champion of Champions | Dun Laoghaire Chess Club |
| 17–19 Oct 2025 | The Éanna Classic 2025 | Coláiste Éanna, Ballyroan, Rathfarnham, Co Dublin |
| 19 Oct 2025 | Shannon Rapidplay October 2025 | Oakwood Hotel, Shannon, Clare |
| 23 Oct 2025 | FIDE RATED Bangor Chess Club 60th Anniversary Classic: Round 2 | Bangor, Co. Down, Northern Ireland |
| 25 Oct 2025 | Malahide Rapid | St. Sylvester's Parish Centre, Malahide |
| 28–31 Oct 2025 | GM Alex Baburin's Mid term Chess camp | St Michael's College Junior school, Merrion, Co.Dublin |
| 30 Oct 2025 | FIDE RATED Halloween Blitz (10 rounds of 3+2) at Bangor Chess Club | Bangor, Co. Down, Northern Ireland |
| 2 Nov 2025 | [PROVISIONAL] Munster Senior League (Round 1-2) | Mitchelstown |
| 9 Nov 2025 | Éanna November Rapid | Coláiste Éanna, Ballyroan, Rathfarnham, Co Dublin |
| 15–16 Nov 2025 | National Arbiters (NA) Course | Colaiste Eanna, Ballyroan, Co.Dublin |
| 21–23 Nov 2025 | Kilkenny Chess Congress 2025 | Kilkenny |
| 28–30 Nov 2025 | The Limerick Open 2025 | WEST COUNTY HOTEL, LIMERICK ROAD, ENNIS, CO. CLARE |
| 13–14 Dec 2025 | Munster Junior Chess Championships 2025 | Treacy's West County Hotel, Ennis, Co. Clare |
| 14 Dec 2025 | The Éanna Christmas Rapid 2025 | Coláiste Éanna, Ballyroan, Co.Dublin |
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