Reggio Emilia 6364 06th Reggio Emilia ITA· Dec 27 – 31, 1963 | Dec 27 – 31, 1963 | Classical | 14 | 2181 | 48 |
Leipzig Open 6364 2nd Leipzig GER· Jan 2 – Dec 31, 1963 | Jan 2 – Dec 31, 1963 | Classical | 31 | 2173 | 112 |
Stockholm 6364 Stockholm SWE· Dec 26 – 30, 1963 | Dec 26 – 30, 1963 | Classical | 9 | 1955 | 29 |
| City of B'ham Open· Jan 14 – Dec 24, 1963 | Jan 14 – Dec 24, 1963 | Classical | 10 | 2029 | 10 |
YUG Ch 19th Zenica BIH· Nov 26 – Dec 22, 1963 | Nov 26 – Dec 22, 1963 | Classical | 22 | 2285 | 104 |
| Zenica ch YUGZenica ch YUG· Nov 26 – Dec 22, 1963 | Nov 26 – Dec 22, 1963 | Classical | 19 | 2308 | 121 |
| Thames Valley league Div 1· Jan 4 – Dec 19, 1963 | Jan 4 – Dec 19, 1963 | Classical | 6 | 1764 | 5 |
| COL-ch14Cucuta· Oct 13 – Dec 18, 1963 | Oct 13 – Dec 18, 1963 | Classical | 13 | 2130 | 50 |
USA Ch New York, NY USA· Dec 15 – 16, 1963 | Dec 15 – 16, 1963 | Classical | 10 | 2135 | 10 |
Amsterdam m1 Amsterdam NED· Dec 11 – 16, 1963 | Dec 11 – 16, 1963 | Classical | 12 | 2345 | 12 |
| 1. Division 1963-1964· Sep 10 – Dec 8, 1963 | Sep 10 – Dec 8, 1963 | Classical | 25 | 2100 | 20 |
Hastings-B6364 Hastings ENG· 1963 | 1963 | Classical | 10 | 2067 | 30 |
HUN Ch 18th Budapest ch-HUN· 1963 | 1963 | Classical | 14 | 2117 | 13 |
Hastings6364 Hastings ENG· 1963 | 1963 | Classical | 8 | 2250 | 27 |
Budapest ch-HUN Budapest ch-HUN· 1963 | 1963 | Classical | 20 | 2132 | 171 |
ENG-NLD m Birmingham ENG· Jan 23 – Nov 24, 1963 | Jan 23 – Nov 24, 1963 | Classical | 17 | 2168 | 15 |
| CSR Ch sfZvolen· Nov 10 – 22, 1963 | Nov 10 – 22, 1963 | Classical | 14 | 2015 | 88 |
Moscow Moscow RUS· Nov 16, 1963 | Nov 16, 1963 | Classical | 83 | 2052 | 73 |
| British Qualifying· Jan 17 – Nov 14, 1963 | Jan 17 – Nov 14, 1963 | Classical | 5 | 2146 | 5 |
| Solihull Handicap· Jan 31 – Nov 14, 1963 | Jan 31 – Nov 14, 1963 | Classical | 6 | 2280 | 9 |
FRG Ch Bad Pyrmont GER· Oct 2 – Nov 3, 1963 | Oct 2 – Nov 3, 1963 | Classical | 16 | 2272 | 46 |
FRG Ch Bad Pyrmont GER FRG-ch Bad Pyrmont GER· Oct 19 – Nov 3, 1963 | Oct 19 – Nov 3, 1963 | Classical | 15 | 2269 | 39 |
FRG Ch 07th Bad Pyrmont GER· Oct 19 – Nov 3, 1963 | Oct 19 – Nov 3, 1963 | Classical | 13 | 2296 | 34 |
URS-ch31 Leningrad RUS· 1963 | 1963 | Classical | 18 | 2035 | 20 |
| URS-ch31Leningrad ch-URS· 1963 | 1963 | Classical | 8 | 1719 | 7 |
| Leningrad ch-URSLeningrad ch-URS· 1963 | 1963 | Classical | 23 | 1946 | 163 |
Buenos Aires Buenos Aires ARG· Oct 28, 1963 | Oct 28, 1963 | Classical | 16 | 1862 | 60 |
So California Amateur Santa Monica, CA USA· Oct 26, 1963 | Oct 26, 1963 | Classical | 10 | 1985 | 5 |
| P.C.C. A-P-A A6 1963· Oct 20 – 24, 1963 | Oct 20 – 24, 1963 | Classical | 7 | 1864 | 12 |
| Montreal Quebec OpenMontreal Quebec op· Oct 12 – 14, 1963 | Oct 12 – 14, 1963 | Classical | 7 | 1166 | 6 |
| Split olwSplit olw· Sep 22 – Oct 9, 1963 | Sep 22 – Oct 9, 1963 | Classical | 9 | 1749 | 6 |
Split ol women Split CRO· Sep 23 – Oct 9, 1963 | Sep 23 – Oct 9, 1963 | Classical | 48 | 1973 | 138 |
| Split ol womenSplit ol women· Sep 23 – Oct 5, 1963 | Sep 23 – Oct 5, 1963 | Classical | 28 | 1917 | 39 |
Liberation Belgrade SRB· 1963 | 1963 | Classical | 9 | 2147 | 23 |
Europe Team Ch qual Bad Pyrmont GER· 1963 | 1963 | Classical | 30 | 2232 | 42 |
CC Tour San Jose, CA USA· May 28 – Sep 24, 1963 | May 28 – Sep 24, 1963 | Classical | 6 | 2101 | 5 |
Capablanca Memorial 2nd Havana CUB· Aug 26 – Sep 22, 1963 | Aug 26 – Sep 22, 1963 | Classical | 7 | 2550 | 5 |
Jakarta zt Jakarta INA· Sep 11 – 20, 1963 | Sep 11 – 20, 1963 | Classical | 8 | 2160 | 28 |
Winnipeg Winnipeg CAN· Aug 24 – Sep 2, 1963 | Aug 24 – Sep 2, 1963 | Classical | 13 | 2237 | 39 |
CAN Ch Winnipeg CAN· Aug 24 – Sep 2, 1963 | Aug 24 – Sep 2, 1963 | Classical | 13 | 2216 | 24 |
XXIV C.to Italiano Imperia ITA· 1963 | 1963 | Classical | 7 | 2045 | 6 |
| OpenCalifornia· Aug 31, 1963 | Aug 31, 1963 | Classical | 11 | 1918 | 9 |
Copenhagen Copenhagen DEN· Aug 31, 1963 | Aug 31, 1963 | Classical | 23 | 2136 | 13 |
| CAN Ch· Aug 26 – 30, 1963 | Aug 26 – 30, 1963 | Classical | 16 | 2243 | 20 |
Vrnjacka Banja Vrnjacka Banja SRB· Aug 13 – 28, 1963 | Aug 13 – 28, 1963 | Classical | 16 | 2217 | 12 |
Wch U18 Vrnjacka Banja SRB· Aug 14 – 26, 1963 | Aug 14 – 26, 1963 | Classical | 20 | 2224 | 19 |
BCF Ch Bath ENG BCF-ch Bath ENG· Aug 20, 1963 | Aug 20, 1963 | Classical | 9 | 1894 | 7 |
Wch U18 qual Vrnjacka Banja SRB· Aug 13 – 18, 1963 | Aug 13 – 18, 1963 | Classical | 6 | 1917 | 5 |
GBR Ch 50th Bath ENG· Aug 12 – 17, 1963 | Aug 12 – 17, 1963 | Classical | 11 | 1985 | 7 |
URS Team Ch Moscow RUS URS-chT Moscow RUS· Aug 10 – 16, 1963 | Aug 10 – 16, 1963 | Classical | 46 | 2108 | 37 |