Oberhof GER, Ch U18 (b) Oberhof GER· May 23 – 29, 2010 | May 23 – 29, 2010 | Classical | 22 | 2138 | 83 |
Oberhof GER, Ch U25 (b) Oberhof GER· May 24 – 29, 2010 | May 24 – 29, 2010 | Classical | 11 | 2094 | 13 |
3. Copa Roggio B Asuncion PAR· May 20 – 29, 2010 | May 20 – 29, 2010 | Classical | 10 | 2316 | 39 |
Moscow RUS, City Ch women Moscow RUS· May 21 – 29, 2010 | May 21 – 29, 2010 | Classical | 27 | 2194 | 95 |
3. Copa Roggio C Asuncion PAR· May 20 – 29, 2010 | May 20 – 29, 2010 | Classical | 30 | 1870 | 92 |
3. Copa Roggio A Asuncion PAR· May 20 – 29, 2010 | May 20 – 29, 2010 | Classical | 10 | 2508 | 39 |
| 3. Ciudad de Asuncion Copa Roggio A· May 20 – 28, 2010 | May 20 – 28, 2010 | Classical | 7 | 2547 | 6 |
2. Kahraman Olgac Memorial Instanbul TUR· May 24 – 28, 2010 | May 24 – 28, 2010 | Classical | 12 | 2381 | 50 |
| SM-00105LSS· May 28, 2010 | May 28, 2010 | Classical | 7 | 2138 | 21 |
| RB-00086LSS· May 21 – 28, 2010 | May 21 – 28, 2010 | Classical | 7 | 1972 | 21 |
| SA-00132LSS· May 20 – 28, 2010 | May 20 – 28, 2010 | Classical | 7 | 2034 | 20 |
83. ChampionshipSt. Petersburg St Petersburg RUS· May 17 – 27, 2010 | May 17 – 27, 2010 | Classical | 9 | 2527 | 12 |
Montcalm Open 7 2009-10 Quebec CAN· Apr 29 – May 27, 2010 | Apr 29 – May 27, 2010 | Classical | 8 | 1745 | 7 |
| 83. ChampionshipSt. Petersburg· May 16 – 27, 2010 | May 16 – 27, 2010 | Classical | 12 | 2422 | 24 |
Montcalm Ch 2009-10 Quebec CAN· Apr 29 – May 27, 2010 | Apr 29 – May 27, 2010 | Classical | 6 | 1947 | 11 |
83. ch-StP St Petersburg RUS· May 16 – 27, 2010 | May 16 – 27, 2010 | Classical | 11 | 2467 | 42 |
Winnipeg TNT May Open Winnipeg CAN· May 4 – 26, 2010 | May 4 – 26, 2010 | Classical | 16 | 1809 | 19 |
| RF-00048LSS· May 25, 2010 | May 25, 2010 | Classical | 7 | 1570 | 11 |
| SM-00104LSS· May 24 – 25, 2010 | May 24 – 25, 2010 | Classical | 7 | 2257 | 21 |
| SE-00046LSS· May 9 – 25, 2010 | May 9 – 25, 2010 | Classical | 7 | 1669 | 11 |
Kup Srbije Kragujevac SRB· May 19 – 24, 2010 | May 19 – 24, 2010 | Classical | 18 | 2537 | 26 |
Calgary CAN, Open 2010 Calgary CAN· May 21 – 24, 2010 | May 21 – 24, 2010 | Classical | 11 | 2246 | 20 |
| OP-01159LSS· May 14 – 24, 2010 | May 14 – 24, 2010 | Classical | 5 | 1726 | 9 |
Calgary int Calgary CAN· May 20 – 24, 2010 | May 20 – 24, 2010 | Classical | 10 | 2311 | 9 |
| FIDE Grand Prix· May 12 – 24, 2010 | May 12 – 24, 2010 | Classical | 9 | 2580 | 8 |
| OP-01161LSS· May 16 – 24, 2010 | May 16 – 24, 2010 | Classical | 5 | 1765 | 7 |
| SM-00103LSS· May 23 – 24, 2010 | May 23 – 24, 2010 | Classical | 7 | 2065 | 21 |
USA Ch Quads Saint Louis USA· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 4 | 2688 | 6 |
Ontario Open U2000 Toronto CAN· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 18 | 1814 | 14 |
64. Open ch-Ontario Toronto CAN· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 31 | 2108 | 71 |
Reutlingen GER, 15. Open Reutlingen GER· May 23 – 24, 2010 | May 23 – 24, 2010 | Classical | 11 | 2220 | 10 |
CICC Calgary CAN· May 20 – 24, 2010 | May 20 – 24, 2010 | Classical | 17 | 2328 | 48 |
| OP-01155LSS· May 10 – 24, 2010 | May 10 – 24, 2010 | Classical | 5 | 1640 | 5 |
Vancouver CAN, 35. Keres Memorial Vancouver BC CAN· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 15 | 2217 | 22 |
Limburg Open Maastricht NED· May 21 – 24, 2010 | May 21 – 24, 2010 | Classical | 37 | 2331 | 48 |
Toronto CAN, 64. Open Toronto CAN· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 14 | 2182 | 12 |
Fourmies FRA, 34. Open Fourmies FRA· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 20 | 2165 | 15 |
| Keres Memorial 35thRichmond· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 25 | 2080 | 31 |
FIDE GP Astrakhan RUS· May 10 – 24, 2010 | May 10 – 24, 2010 | Classical | 14 | 2634 | 83 |
BSG Pinkster GpA Bossum NED· May 21 – 24, 2010 | May 21 – 24, 2010 | Classical | 43 | 2140 | 76 |
Kragujevac SRB, Team Cup 2010 Kragujevac SRB· May 18 – 24, 2010 | May 18 – 24, 2010 | Classical | 84 | 2315 | 185 |
34. Open Fourmies FRA· May 22 – 24, 2010 | May 22 – 24, 2010 | Classical | 81 | 2047 | 123 |
Saint Louis USA, Men Championship Saint Louis USA· May 14 – 23, 2010 | May 14 – 23, 2010 | Classical | 8 | 2559 | 7 |
| 9. CRO-CupSibenik· May 20 – 23, 2010 | May 20 – 23, 2010 | Classical | 25 | 2563 | 28 |
Rimouski Rimouski CAN· May 21 – 23, 2010 | May 21 – 23, 2010 | Classical | 6 | 1919 | 5 |
| Saint Louis USA, Men Championship· May 14 – 23, 2010 | May 14 – 23, 2010 | Classical | 8 | 2553 | 7 |
Tbilisi GEO, Municipality Cup Tbilisi GEO· May 17 – 23, 2010 | May 17 – 23, 2010 | Classical | 14 | 2514 | 11 |
MGU-6 Open Sofia BUL· May 22 – 23, 2010 | May 22 – 23, 2010 | Classical | 14 | 1894 | 32 |
HUN Ch women Nagykanizsa HUN· May 14 – 23, 2010 | May 14 – 23, 2010 | Classical | 9 | 2243 | 19 |
Memorial Day Classic Los Angeles, CA USA· May 21 – 23, 2010 | May 21 – 23, 2010 | Classical | 18 | 2202 | 18 |