| Caen OpenCaen· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 13 | 2090 | 7 |
Bundesliga 2003 / 2004 rounds 1 and 2 Katernberg GER· Nov 2, 2003 | Nov 2, 2003 | Classical | 12 | 2548 | 6 |
Venice ITA 2003 Venice ITA· Oct 30 – Nov 2, 2003 | Oct 30 – Nov 2, 2003 | Classical | 13 | 2265 | 8 |
Guayaquil Feda 82 Guayaquil ECU· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 10 | 2137 | 9 |
National Capital Open Ottawa CAN· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 12 | 2072 | 8 |
Venezia ITA , Open 2003 Venice ITA· Oct 30 – Nov 2, 2003 | Oct 30 – Nov 2, 2003 | Classical | 19 | 2129 | 17 |
Bundesliga 2003-4 Kreuzberg GER· Nov 2, 2003 | Nov 2, 2003 | Classical | 29 | 2471 | 25 |
| World Youth Chess Championship U10· Oct 24 – Nov 2, 2003 | Oct 24 – Nov 2, 2003 | Classical | 14 | 2097 | 16 |
Bundesliga 2003-4 Hofheim GER· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 35 | 2450 | 31 |
WYb16 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 60 | 2301 | 87 |
| World Youth Chess Championship U18· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 22 | 2428 | 50 |
Open Int. de Corse - Corsica Master Bastia FRA· Nov 2, 2003 | Nov 2, 2003 | Classical | 10 | 2663 | 7 |
WYCC 2003 - B12 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 10 | 2102 | 6 |
| World Youth Chess Championship U16· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 28 | 2368 | 54 |
Bundesliga 2003-4 Katernberg GER· Nov 2, 2003 | Nov 2, 2003 | Classical | 34 | 2506 | 27 |
| World Youth Chess Championship U14· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 24 | 2279 | 43 |
| Wch U16Chalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 24 | 2290 | 26 |
WYg18 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 38 | 2185 | 61 |
| El Sauzal OpenEl Sauzal· Nov 2, 2003 | Nov 2, 2003 | Classical | 45 | 2215 | 46 |
BAY-SAC m U18 GER· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 25 | 1858 | 30 |
Ampleforth ENG, Junior Masters 03 Ampleforth ENG· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 5 | 2096 | 5 |
WYb14 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 65 | 2226 | 98 |
| Wch U18 GirlsChalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 39 | 2170 | 82 |
WYCC 2003 - G12 Halkidiki GRE· Oct 24 – Nov 2, 2003 | Oct 24 – Nov 2, 2003 | Classical | 15 | 1979 | 15 |
| World Youth Chess Championship U12· Oct 24 – Nov 2, 2003 | Oct 24 – Nov 2, 2003 | Classical | 24 | 2160 | 35 |
| Wch U16 GirlsChalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 39 | 2105 | 86 |
WYCC 2003 - B10 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 14 | 2024 | 9 |
| Wch U12 GirlsChalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 55 | 1961 | 105 |
Corsica Masters rap 7th Bastia FRA· Nov 2, 2003 | Nov 2, 2003 | Classical | 9 | 2672 | 10 |
WYCC 2003 - G10 Halkidiki GRE· Oct 25 – Nov 2, 2003 | Oct 25 – Nov 2, 2003 | Classical | 26 | 1938 | 30 |
Weekend A Ottobre Turin ITA· Oct 31 – Nov 2, 2003 | Oct 31 – Nov 2, 2003 | Classical | 20 | 2009 | 24 |
WYg16 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 40 | 2094 | 59 |
Venice Autumn Open Venice ITA· Oct 30 – Nov 2, 2003 | Oct 30 – Nov 2, 2003 | Classical | 38 | 2193 | 47 |
| Wch U10 GirlsChalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 50 | 1888 | 85 |
Autumn Venice ITA· Oct 30 – Nov 2, 2003 | Oct 30 – Nov 2, 2003 | Classical | 35 | 2193 | 45 |
| Wch U10Chalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 64 | 1999 | 82 |
| Wch U14 GirlsChalkidiki· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 57 | 2019 | 97 |
Halkidiki GRE, WYCC 2003 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 86 | 2167 | 117 |
WYb18 Halkidiki GRE· Oct 23 – Nov 2, 2003 | Oct 23 – Nov 2, 2003 | Classical | 54 | 2351 | 95 |
| Ampleforth Junior MastersAmpleforth· Oct 30 – Nov 2, 2003 | Oct 30 – Nov 2, 2003 | Classical | 31 | 2009 | 20 |
| GRE Cup 22ndGreece· 2003 | 2003 | Classical | 16 | 2450 | 15 |
Sao Paulo Communic 3rd Sao Paulo BRA· 2003 | 2003 | Classical | 10 | 2293 | 26 |
Corsica Masters rap 07th Bastia FRA· 2003 | 2003 | Classical | 10 | 2677 | 9 |
Sao Paulo sim Sao Paulo BRA· 2003 | 2003 | Classical | 14 | 1974 | 13 |
BUL Team Ch women Plovdiv BUL· 2003 | 2003 | Classical | 35 | 2091 | 86 |
| Liberec OpenLiberec· 2003 | 2003 | Classical | 24 | 2046 | 12 |
Guayaquil Guayaquil ECU· Oct 31, 2003 | Oct 31, 2003 | Classical | 6 | 2211 | 5 |
Corsica Masters Open Bastia FRA· Oct 29 – 31, 2003 | Oct 29 – 31, 2003 | Classical | 11 | 2434 | 7 |
Sautron FRA, Open 2003 Sautron FRA· Oct 25 – 31, 2003 | Oct 25 – 31, 2003 | Classical | 15 | 2217 | 11 |
LXVIII ch-ESP Scheveningen Burgos ESP· Oct 29 – 31, 2003 | Oct 29 – 31, 2003 | Classical | 8 | 2485 | 17 |