| Dates | Event name | Location |
|---|---|---|
| 15 Feb 2025 | [Provisional] Raharney | Raharney Chess Club |
| 16 Feb 2025 | Mick Germaine Cup 2025 | Artane Beaumont Family Recreation Centre, Kilmore Road, Artane, Dublin 5 |
| 21–23 Feb 2025 | The DCU Open 2025 | The Venue, The U Building, Dublin City University, D09 NRT0 |
| 23 Feb – 8 Mar 2025 | FIDE World Junior U20 Championships 2025 | Petrovac, Montenegro |
| 28 Feb 2025 | [Provisional] The Dublin Primary Schools Championship 2025 | TBD |
| 28 Feb – 2 Mar 2025 | [Provisional] The Dublin Junior Championship 2025 | TBD |
| 7–9 Mar 2025 | NCC - National Clubs Championships 2025 | Sligo Park Hotel, Pearse Road, Cornageeha, Sligo |
| 8 Mar 2025 | Irish Intervarsities 2025 | RCSI, St. Stephens Green, Dublin 2 |
| 14–27 Mar 2025 | European Individual Championship 2025 | Eforie Nord, Romania |
| 16 Mar 2025 | Drumlish FIDE Rapid | Drumlish Community Center |
| 21–23 Mar 2025 | 12th ChessMates 2025 | York,England |
| 28–30 Mar 2025 | The Mulcahy Memorial 2025 | Aula Maxima, University College Cork, Cork |
| 30 Mar – 12 Apr 2025 | European Women's Individual Championship 2025 | Rhodes, Greece |
| 4–6 Apr 2025 | Galway Chess Congress 2025 | Lough Rea Hotel and Spa, Loughrea, County Galway |
| 11 Apr 2025 | [Provisional] The Irish Primary Schools Championship 2025 | TBD |
| 11–13 Apr 2025 | Irish Junior Championships 2025 | Colaiste Eanna, Ballyroan, Co.Dublin |
| 18 Apr 2025 | [Provisional] The Dublin International Rapid 2025 | TBD |
| 18–21 Apr 2025 | [Provisional] The Dublin International 50+/65+ 2025 | TBD |
| 18–21 Apr 2025 | [Provisional] The Dublin International Open 2025 | TBD |
| 20 Apr 2025 | Easter Sunday 2025 | N/A |
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