| 8 ECC 2003 womenRethymnon, Crete· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 35 | 2301 | 25 |
Rethymnon GRE, 8. ECC 2003 women Rethymnon GRE· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 35 | 2211 | 41 |
| Valencia ONCE Open 9thValencia· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 43 | 2102 | 56 |
Rethymnon GRE, 19. ECC 2003 (m) Rethymnon GRE· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 117 | 2229 | 127 |
Najdorf U20 Open Buenos Aires ARG· Oct 3 – 4, 2003 | Oct 3 – 4, 2003 | Classical | 46 | 2071 | 118 |
Najdorf U10 Open Buenos Aires ARG· Oct 3 – 4, 2003 | Oct 3 – 4, 2003 | Classical | 40 | 1851 | 100 |
| 19 ECC 2003 MenRethymnon, Crete· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 136 | 2448 | 103 |
Najdorf U14 Open Buenos Aires ARG· Oct 3 – 4, 2003 | Oct 3 – 4, 2003 | Classical | 79 | 1925 | 256 |
Pesaro ITA, Young Masters 03 Pesaro ITA· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 7 | 2205 | 19 |
ECC women Rethymnon GRE· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 54 | 2270 | 95 |
Buenos Aires Intercoop 29th Buenos Aires ARG· Aug 23 – Oct 4, 2003 | Aug 23 – Oct 4, 2003 | Classical | 70 | 2151 | 64 |
EU-Cup 19th Rethymnon GRE· Sep 28 – Oct 4, 2003 | Sep 28 – Oct 4, 2003 | Classical | 232 | 2405 | 246 |
Tatry Open Tatranske Zruby SVK· Sep 27 – Oct 4, 2003 | Sep 27 – Oct 4, 2003 | Classical | 164 | 2164 | 316 |
Campionato Europeo di Club Rethymnon GRE· Oct 2 – 3, 2003 | Oct 2 – 3, 2003 | Classical | 9 | 2534 | 5 |
Sao Paulo BRA, Copa Itau 03 Sao Paulo BRA· Sep 28 – Oct 3, 2003 | Sep 28 – Oct 3, 2003 | Classical | 17 | 2217 | 11 |
Copa Itau de Xadrez Sao Paulo BRA· Sep 27 – Oct 3, 2003 | Sep 27 – Oct 3, 2003 | Classical | 30 | 2274 | 19 |
| Santa Olaya (7eme open)Gijon· Sep 27 – Oct 3, 2003 | Sep 27 – Oct 3, 2003 | Classical | 25 | 1982 | 27 |
Nordic Ch Aarhus DEN· Aug 29 – Oct 3, 2003 | Aug 29 – Oct 3, 2003 | Classical | 23 | 2251 | 49 |
Beirut LBA,1. Mediterranean Women's Ch Beirut LBA· Sep 26 – Oct 2, 2003 | Sep 26 – Oct 2, 2003 | Classical | 5 | 2225 | 5 |
Monarch Assurance 12th Port Erin IOM· Sep 2 – Oct 2, 2003 | Sep 2 – Oct 2, 2003 | Classical | 35 | 2255 | 32 |
IRI Ch Mashad IRI· Sep 2 – Oct 2, 2003 | Sep 2 – Oct 2, 2003 | Classical | 36 | 2205 | 163 |
| Open San Pietroburgo 300· 2003 | 2003 | Classical | 14 | 2520 | 8 |
XV Festival A Lucca ITA· 2003 | 2003 | Classical | 15 | 2206 | 10 |
| Trieste Open 5thTrieste· 2003 | 2003 | Classical | 10 | 2032 | 30 |
| CZE Ch U14Volyne· 2003 | 2003 | Classical | 54 | 1789 | 171 |
| Corsico 28thCorsico· 2003 | 2003 | Classical | 7 | 2260 | 20 |
Iran(ch) Mashad IRI· Sep 2 – 30, 2003 | Sep 2 – 30, 2003 | Classical | 15 | 2267 | 15 |
| Chargers-Pawns· Jan 14 – Sep 30, 2003 | Jan 14 – Sep 30, 2003 | Classical | 7 | 1803 | 5 |
Winnipeg TNT Sept Open Winnipeg CAN· Sep 9 – 30, 2003 | Sep 9 – 30, 2003 | Classical | 16 | 1782 | 22 |
12. Monarch Assurance Port Erin IOM· Sep 2 – 30, 2003 | Sep 2 – 30, 2003 | Classical | 80 | 2315 | 120 |
Budapest HUN, Women Ch 03 Budapest HUN· Sep 21 – 29, 2003 | Sep 21 – 29, 2003 | Classical | 7 | 2311 | 9 |
| 126. Monday Knights RRBerkeley, CA· Jul 21 – Sep 29, 2003 | Jul 21 – Sep 29, 2003 | Classical | 6 | 1759 | 6 |
Bayview Games Club #12 Toronto CAN· Aug 25 – Sep 29, 2003 | Aug 25 – Sep 29, 2003 | Classical | 6 | 1765 | 5 |
HUN Ch women Budapest HUN· Jun 24 – Sep 29, 2003 | Jun 24 – Sep 29, 2003 | Classical | 10 | 2322 | 35 |
| Capablanca EMT Gruppe 1 2003Skovlunde· Aug 25 – Sep 29, 2003 | Aug 25 – Sep 29, 2003 | Classical | 6 | 1817 | 5 |
| Herne Benefiz 3rdHerne· Sep 28, 2003 | Sep 28, 2003 | Classical | 6 | 2484 | 5 |
Genova Ducale Open Genova ITA· Sep 21 – 28, 2003 | Sep 21 – 28, 2003 | Classical | 22 | 2010 | 15 |
Mashad IRI, Men Ch 2003 Mashad IRI· Sep 24 – 28, 2003 | Sep 24 – 28, 2003 | Classical | 12 | 2231 | 12 |
| BRA CEAX Open 4thCachoeiro de Itapemirim· Sep 26 – 28, 2003 | Sep 26 – 28, 2003 | Classical | 17 | 1961 | 36 |
| Santiago zt 2.5 womenSantiago de Chile· Sep 28, 2003 | Sep 28, 2003 | Classical | 12 | 2084 | 21 |
Genova ITA, Open Ducale 03 Genova ITA· Sep 21 – 28, 2003 | Sep 21 – 28, 2003 | Classical | 35 | 2159 | 83 |
| Genova, Open Ducale· Sep 21 – 28, 2003 | Sep 21 – 28, 2003 | Classical | 13 | 2030 | 9 |
Wch IBCA U18 blind 3rd Mondariz ESP· Aug 28 – Sep 28, 2003 | Aug 28 – Sep 28, 2003 | Classical | 27 | 1789 | 76 |
| NOR Ch U18Karmoy· Sep 26 – 28, 2003 | Sep 26 – 28, 2003 | Classical | 51 | 1519 | 82 |
| SL.2003.0.00012Chessfriend.com· Sep 27, 2003 | Sep 27, 2003 | Classical | 7 | 1321 | 6 |
Zonal 2.4 women Sao Paulo BRA· Sep 19 – 27, 2003 | Sep 19 – 27, 2003 | Classical | 6 | 1938 | 23 |
| Brandenburg Ch Seniors 11thLindow· Sep 20 – 27, 2003 | Sep 20 – 27, 2003 | Classical | 16 | 1847 | 16 |
Sao Paulo zt 2.4 Sao Paulo BRA· Sep 19 – 27, 2003 | Sep 19 – 27, 2003 | Classical | 10 | 2312 | 13 |
Zonal women Sao Paulo BRA· Sep 20 – 27, 2003 | Sep 20 – 27, 2003 | Classical | 4 | 2089 | 5 |
Zonal 2.4 Sao Paulo BRA· Sep 19 – 27, 2003 | Sep 19 – 27, 2003 | Classical | 10 | 2402 | 31 |