| Norway Chess 2025 | Open· May 27 – Jun 5, 2025 | May 27 – Jun 5, 2025 | Classical | 6 | 2791 | 5 |
| Norway Chess 2025 | women· May 26 – Jun 5, 2025 | May 26 – Jun 5, 2025 | Classical | 6 | 2523 | 9 |
2. Gambit GM Closed 2025 Prague CZE· May 31 – Jun 5, 2025 | May 31 – Jun 5, 2025 | Classical | 12 | 2414 | 42 |
| Prishtina Open 2025· May 31 – Jun 5, 2025 | May 31 – Jun 5, 2025 | Classical | 62 | 2083 | 72 |
2nd Gambit GM Closed 2025 Prague CZE· May 31 – Jun 5, 2025 | May 31 – Jun 5, 2025 | Classical | 9 | 2386 | 32 |
| Drużynowe Mistrzostwa Polski - Ekstraliga 2025· Jun 2 – 5, 2025 | Jun 2 – 5, 2025 | Classical | 54 | 2472 | 56 |
| Niemann-Giri Rematch 2025Endgame.AI INT· Jun 4, 2025 | Jun 4, 2025 | Classical | 3 | 2737 | 36 |
| Namangan Open· Jun 2 – 4, 2025 | Jun 2 – 4, 2025 | Blitz | 17 | 2213 | 11 |
25. Dubai Open A 2025 Dubai UAE· Jun 3 – 4, 2025 | Jun 3 – 4, 2025 | Classical | 65 | 2467 | 54 |
| Dubai Open 2025· May 27 – Jun 4, 2025 | May 27 – Jun 4, 2025 | Blitz | 80 | 2457 | 117 |
Namangan Open 2025 Namangan UZB· May 29 – Jun 4, 2025 | May 29 – Jun 4, 2025 | Classical | 41 | 2092 | 141 |
25th Dubai Open A 2025 Dubai UAE· May 27 – Jun 4, 2025 | May 27 – Jun 4, 2025 | Classical | 82 | 2404 | 338 |
| ACF FIDE World Cup Qualifier | Phase 1· Jun 3, 2025 | Jun 3, 2025 | Blitz | 3 | 2494 | 8 |
ACF World Cup Qual Phase2 Vienna AUT· Jun 3, 2025 | Jun 3, 2025 | Classical | 2 | 2529 | 8 |
| CLUB DE AJEDREZ CHILE 2025 - INTERCLUBES 100 ANOS· May 6 – Jun 3, 2025 | May 6 – Jun 3, 2025 | Blitz | 59 | 2015 | 56 |
ACF World Cup Qual Phase1 Vienna AUT· Jun 3, 2025 | Jun 3, 2025 | Classical | 3 | 2531 | 24 |
RADNICKICHESS IM 2 May Belgrade SRB· May 26 – Jun 3, 2025 | May 26 – Jun 3, 2025 | Classical | 10 | 2258 | 38 |
| Championship Ukraine Under 8 2025 | Blitz event 1· Jun 3, 2025 | Jun 3, 2025 | Blitz | 24 | 1728 | 39 |
3. Munich Open A Munich GER· May 29 – Jun 2, 2025 | May 29 – Jun 2, 2025 | Classical | 15 | 2238 | 15 |
| 34. Drogheda Chess Congress | Thomson Masters· May 31 – Jun 2, 2025 | May 31 – Jun 2, 2025 | Blitz | 21 | 2029 | 29 |
Norway Chess 2025 | Open Stavanger NOR· May 27 – Jun 2, 2025 | May 27 – Jun 2, 2025 | Classical | 6 | 2791 | 7 |
| 6. Stepan Avagyan Memorial· May 29 – Jun 2, 2025 | May 29 – Jun 2, 2025 | Classical | 9 | 2659 | 10 |
| 34. Drogheda Chess Congress | Murray Challengers· May 31 – Jun 2, 2025 | May 31 – Jun 2, 2025 | Blitz | 22 | 1532 | 20 |
| 34. Drogheda Chess Congress | O'Boyle Championship· May 31 – Jun 2, 2025 | May 31 – Jun 2, 2025 | Blitz | 17 | 1809 | 15 |
| 3. International Women's Chess Championship· Mar 9 – Jun 2, 2025 | Mar 9 – Jun 2, 2025 | Blitz | 39 | 2116 | 47 |
| Torneo Internazionale Città di Vigevano | 4. U20 Open· Jun 2, 2025 | Jun 2, 2025 | Blitz | 17 | 2009 | 13 |
Thomson Masters Drogheda Drogheda IRL· May 31 – Jun 2, 2025 | May 31 – Jun 2, 2025 | Classical | 21 | 2019 | 64 |
| 47. Trusts Open 2025· May 30 – Jun 2, 2025 | May 30 – Jun 2, 2025 | Classical | 29 | 1989 | 33 |
3rd Munich Open A Munich GER· May 29 – Jun 2, 2025 | May 29 – Jun 2, 2025 | Classical | 39 | 2142 | 72 |
| Torneo Internazionale Città di Vigevano | 1. OVER 20 Open· Jan 11 – Jun 2, 2025 | Jan 11 – Jun 2, 2025 | Blitz | 42 | 1984 | 39 |
| Munich Chess Festival 2025· May 29 – Jun 2, 2025 | May 29 – Jun 2, 2025 | Blitz | 19 | 2170 | 20 |
| Muhitdinov Memorial Blitz· May 7 – Jun 2, 2025 | May 7 – Jun 2, 2025 | Blitz | 40 | 2064 | 80 |
44. Zalakaros Open 2025 Zalakaros HUN· 2025 | 2025 | Classical | 20 | 2256 | 10 |
ch-KAZ TB 2025 Astana KAZ· 2025 | 2025 | Classical | 2 | 2535 | 5 |
2. Ceyreste Cassis Open Ceyreste FRA· 2025 | 2025 | Classical | 14 | 2236 | 7 |
TCh-AUT Rapid 2025 Pasching AUT· 2025 | 2025 | Rapid | 115 | 2336 | 193 |
| FIDE World Rapid and Blitz Championships 2024 | Blitz Open 31+New York City, United States· Jan 10 – May 31, 2025 | Jan 10 – May 31, 2025 | Blitz | 10 | 2487 | 5 |
| FIDE World Rapid and Blitz Championships 2024 | Rapid Open 31+New York, United States· Feb 6 – May 31, 2025 | Feb 6 – May 31, 2025 | Blitz | 10 | 2527 | 5 |
| GCT: 2025 Superbet Rapid and Blitz Poland | BlitzWarsaw, Poland· Apr 29 – May 31, 2025 | Apr 29 – May 31, 2025 | Blitz | 6 | 2699 | 5 |
| Zalakaros open 44thZalakaros· May 24 – 31, 2025 | May 24 – 31, 2025 | Classical | 9 | 2063 | 8 |
| Campeonato Nacional Cartagena 2025 | SUB 8 Abs· May 29 – 31, 2025 | May 29 – 31, 2025 | Blitz | 14 | 1493 | 14 |
| Open Kampioenschap van Utrecht | Groep A· May 30 – 31, 2025 | May 30 – 31, 2025 | Classical | 26 | 2189 | 17 |
| IM-Normenturniere des Bayerischen Schachbundes 2025 | Gruppe B· May 25 – 31, 2025 | May 25 – 31, 2025 | Classical | 10 | 2334 | 16 |
| Campeonato Nacional Cartagena 2025 | SUB 14 Fem· May 22 – 31, 2025 | May 22 – 31, 2025 | Blitz | 20 | 1770 | 16 |
| Norwegian Team Championship 2025· May 29 – 31, 2025 | May 29 – 31, 2025 | Blitz | 49 | 2009 | 29 |
| IM-Normenturniere des Bayerischen Schachbundes 2025 | Gruppe A· May 4 – 31, 2025 | May 4 – 31, 2025 | Classical | 12 | 2377 | 15 |
| Attica Cup - Final 4 2025· May 31, 2025 | May 31, 2025 | Classical | 9 | 2202 | 7 |
| French Top 16 Club Championship 2025 | Lower Pool· May 29 – 31, 2025 | May 29 – 31, 2025 | Classical | 55 | 2335 | 38 |
| 5. IRT Internacional Ajedrez en Alicante 2025· May 30 – 31, 2025 | May 30 – 31, 2025 | Blitz | 21 | 1956 | 16 |
| Campeonato Nacional Cartagena 2025 | SUB 8 Fem· May 29 – 31, 2025 | May 29 – 31, 2025 | Blitz | 10 | 1948 | 24 |