| Zalakaros open 24thZalakaros· May 20 – 28, 2005 | May 20 – 28, 2005 | Classical | 10 | 2208 | 9 |
4NCL/Div4a/CAMB2 vs. GLOSG Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 10 | 1978 | 5 |
4NCL/Div4a/SXM vs. CONQ Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 10 | 1911 | 5 |
4NCL/Div4a/AD3 vs. OXF2 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 10 | 1830 | 5 |
4NCL/Div4b/BRJ vs. MET Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 12 | 2127 | 6 |
| SymultanaSymultana· May 28, 2005 | May 28, 2005 | Classical | 11 | 1926 | 10 |
4NCL/Div3/3CS2 vs. PPA2 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 14 | 2021 | 7 |
Steinbrunn AUT, Mitropacup 2005 Steinbrunn AUT· May 21 – 28, 2005 | May 21 – 28, 2005 | Classical | 7 | 2441 | 6 |
4NCL/Div4a/HKF3 vs. SLOS4 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 12 | 1969 | 6 |
4NCL/Div4b/MONM vs. WWKS2 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 9 | 1989 | 5 |
4NCL/Div4b/HKF2 vs. SLOS3 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 12 | 2202 | 6 |
4NCL/Div4a/GUI4 vs. HKFC Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 12 | 2045 | 6 |
4NCL/Div3/WES2 vs. FCA1 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 16 | 2106 | 8 |
4NCL/Div3/ATH vs. OXF1 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 16 | 2196 | 8 |
4NCL/Div4a/SLOS2 vs. NOTT Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 12 | 2138 | 6 |
XXXV Bosnia GM Sarajevo BIH· May 19 – 28, 2005 | May 19 – 28, 2005 | Classical | 10 | 2631 | 44 |
4NCL/Div3/GUI3 vs. AD2 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 14 | 2161 | 7 |
Steinfurt Bezirksklasse 0405 GER· Jan 29 – May 28, 2005 | Jan 29 – May 28, 2005 | Classical | 72 | 1337 | 50 |
| Zalakaros OpenZalakaros· May 20 – 28, 2005 | May 20 – 28, 2005 | Classical | 84 | 2213 | 153 |
Bydgoszcz sim Bydgoszcz POL· May 28, 2005 | May 28, 2005 | Classical | 16 | 1844 | 15 |
7. Open Salou ESP· May 20 – 28, 2005 | May 20 – 28, 2005 | Classical | 63 | 2213 | 81 |
Salou Open 7th Salou ESP· May 20 – 28, 2005 | May 20 – 28, 2005 | Classical | 65 | 2198 | 140 |
4NCL/Div3/SWD2 vs. SCS1 Telford ENG· May 28, 2005 | May 28, 2005 | Classical | 14 | 2070 | 7 |
Memorial Elekes (cat.2) Budapest HUN· May 21 – 27, 2005 | May 21 – 27, 2005 | Classical | 9 | 2217 | 14 |
RUS Ch women Samara RUS· May 15 – 26, 2005 | May 15 – 26, 2005 | Classical | 12 | 2386 | 60 |
Young Stars of the World Kirishi RUS· May 14 – 25, 2005 | May 14 – 25, 2005 | Classical | 13 | 2487 | 64 |
Chigorin CC St Petersburg RUS· May 16 – 25, 2005 | May 16 – 25, 2005 | Classical | 80 | 2134 | 108 |
St Petersburg RUS, Chigorin CC 05 St Petersburg RUS· May 16 – 25, 2005 | May 16 – 25, 2005 | Classical | 51 | 2169 | 56 |
13. Guillermo Garcia Memorial Prem I Santa Clara CUB· May 21 – 25, 2005 | May 21 – 25, 2005 | Classical | 16 | 2412 | 31 |
13. Guillermo Garcia Memorial Prem II Santa Clara CUB· May 21 – 25, 2005 | May 21 – 25, 2005 | Classical | 16 | 2437 | 33 |
St Petersburg Chigorin Open St Petersburg RUS· May 16 – 25, 2005 | May 16 – 25, 2005 | Classical | 83 | 2152 | 205 |
Ch Russia women Samara RUS· Mar 23 – May 25, 2005 | Mar 23 – May 25, 2005 | Classical | 24 | 2298 | 32 |
Ch Lisbon (final) Lisbon POR· May 2 – 24, 2005 | May 2 – 24, 2005 | Classical | 6 | 2080 | 6 |
Winnipeg TNT May Open Winnipeg CAN· May 3 – 24, 2005 | May 3 – 24, 2005 | Classical | 10 | 1721 | 8 |
Lisbon Ch Lisbon POR· May 2 – 24, 2005 | May 2 – 24, 2005 | Classical | 11 | 2063 | 39 |
Ch Ukraine women Alushta UKR· May 16 – 24, 2005 | May 16 – 24, 2005 | Classical | 20 | 2193 | 17 |
| Portugal OpenPortugal· May 10 – 24, 2005 | May 10 – 24, 2005 | Classical | 15 | 1855 | 36 |
Ch Ukraine (1/2 final) Alushta UKR· May 16 – 24, 2005 | May 16 – 24, 2005 | Classical | 67 | 2269 | 83 |
UKR Ch sf women Alushta UKR· May 16 – 24, 2005 | May 16 – 24, 2005 | Classical | 37 | 2105 | 60 |
UKR Ch women Alushta UKR· May 16 – 24, 2005 | May 16 – 24, 2005 | Classical | 45 | 2126 | 127 |
RUS-Cup sf 05 Tula RUS· May 11 – 24, 2005 | May 11 – 24, 2005 | Classical | 22 | 2106 | 49 |
| CYCC U10BVictoria· Mar 24 – May 24, 2005 | Mar 24 – May 24, 2005 | Classical | 36 | 1869 | 68 |
UKR Ch sf Alushta UKR· May 16 – 24, 2005 | May 16 – 24, 2005 | Classical | 102 | 2234 | 354 |
Ontario-op U1850 Ottawa CAN· May 21 – 23, 2005 | May 21 – 23, 2005 | Classical | 9 | 1839 | 6 |
Ontario-op Ottawa CAN· May 22 – 23, 2005 | May 22 – 23, 2005 | Classical | 9 | 2168 | 9 |
| Keres Memorial 30thVancouver· May 20 – 23, 2005 | May 20 – 23, 2005 | Classical | 36 | 2021 | 83 |
| West of Scotland Minor· May 21 – 22, 2005 | May 21 – 22, 2005 | Classical | 5 | 1876 | 5 |
| Minneapolis HB Global OpenMinneapolis· May 18 – 22, 2005 | May 18 – 22, 2005 | Classical | 10 | 2503 | 5 |
Mtel Masters Sofia BUL· May 12 – 22, 2005 | May 12 – 22, 2005 | Classical | 8 | 2601 | 26 |
2. Festival A Positano ITA· May 19 – 22, 2005 | May 19 – 22, 2005 | Classical | 6 | 2443 | 5 |