Perth Perth AUS· Dec 28 – 31, 1977 | Dec 28 – 31, 1977 | Classical | 13 | 2249 | 7 |
Hradec Kralove CZE Hradec Kralove CZE· Dec 27 – 31, 1977 | Dec 27 – 31, 1977 | Classical | 8 | 2421 | 5 |
Hastings Challengers 1977/78 Hastings ENG· Dec 28 – 31, 1977 | Dec 28 – 31, 1977 | Classical | 17 | 2219 | 11 |
Hastings Christmas A 1977/78 Hastings ENG· Dec 28 – 31, 1977 | Dec 28 – 31, 1977 | Classical | 9 | 2059 | 8 |
AUS Ch Perth AUS· Dec 27 – 31, 1977 | Dec 27 – 31, 1977 | Classical | 27 | 2142 | 25 |
Hradec Kralove Hradec Kralove CZE· Dec 26 – 31, 1977 | Dec 26 – 31, 1977 | Classical | 14 | 2428 | 34 |
W/EU Ch U20 7677 Groningen NED· Jan 2 – Dec 29, 1977 | Jan 2 – Dec 29, 1977 | Classical | 47 | 2245 | 65 |
Christmas Congress Seattle, WA USA· Dec 27 – 28, 1977 | Dec 27 – 28, 1977 | Classical | 9 | 1901 | 6 |
CAN Ch U20 1977-78 Toronto CAN· Dec 26 – 28, 1977 | Dec 26 – 28, 1977 | Classical | 11 | 1870 | 13 |
Seattle Seattle, WA USA· Jan 15 – Dec 28, 1977 | Jan 15 – Dec 28, 1977 | Classical | 13 | 2048 | 11 |
Pan American-chJ Sao Paulo BRA· Dec 11 – 23, 1977 | Dec 11 – 23, 1977 | Classical | 12 | 2126 | 48 |
| Solihull Handicap· May 12 – Dec 22, 1977 | May 12 – Dec 22, 1977 | Classical | 6 | 2176 | 6 |
New York GHI New York, NY USA· Nov 14 – Dec 22, 1977 | Nov 14 – Dec 22, 1977 | Classical | 20 | 2424 | 148 |
| L, M & D Individulal ChampionshipLancaster· Jan 11 – Dec 16, 1977 | Jan 11 – Dec 16, 1977 | Classical | 6 | 1937 | 5 |
New York New York, NY USA· Dec 14, 1977 | Dec 14, 1977 | Classical | 19 | 2209 | 11 |
New York, NY USA New York, NY USA· Dec 3 – 13, 1977 | Dec 3 – 13, 1977 | Classical | 24 | 2356 | 17 |
Sao Paulo PanAM-chJ Sao Paulo BRA· Dec 12, 1977 | Dec 12, 1977 | Classical | 11 | 2126 | 10 |
| Pan-Am ch 2ndSanta Cruz· Nov 15 – Dec 5, 1977 | Nov 15 – Dec 5, 1977 | Classical | 13 | 2304 | 12 |
| BL-SW GER ZaehringenBL-SW GER Zaehringen· Oct 9 – Dec 4, 1977 | Oct 9 – Dec 4, 1977 | Classical | 21 | 2139 | 15 |
Stary Smokovec Stary Smokovec SVK· Nov 20 – Dec 3, 1977 | Nov 20 – Dec 3, 1977 | Classical | 13 | 2289 | 22 |
Tatran Cup 25th Stary Smokovec SVK· Nov 20 – Dec 3, 1977 | Nov 20 – Dec 3, 1977 | Classical | 15 | 2306 | 79 |
Reggio Emilia 7778 20th Reggio Emilia ITA· 1977 | 1977 | Classical | 10 | 2312 | 23 |
Reggio Emilia7778 Reggio Emilia ITA· 1977 | 1977 | Classical | 12 | 2336 | 38 |
Hastings7778 Hastings ENG· 1977 | 1977 | Classical | 18 | 2427 | 121 |
Montreal Fall Open Montreal CAN· Nov 19 – 20, 1977 | Nov 19 – 20, 1977 | Classical | 10 | 1783 | 8 |
| 1. division 1977-78· Oct 9 – Nov 20, 1977 | Oct 9 – Nov 20, 1977 | Classical | 33 | 2215 | 24 |
| Solihull Club Championship· Jan 19 – Nov 17, 1977 | Jan 19 – Nov 17, 1977 | Classical | 8 | 2243 | 7 |
Tallinn tt Tallinn EST· Nov 12 – 15, 1977 | Nov 12 – 15, 1977 | Classical | 11 | 2405 | 6 |
Remembrance Day Open Nanaimo CAN· Nov 10 – 13, 1977 | Nov 10 – 13, 1977 | Classical | 9 | 1631 | 7 |
Athens Athens GRE· Mar 9 – Nov 13, 1977 | Mar 9 – Nov 13, 1977 | Classical | 33 | 2201 | 22 |
| USSRUSSR· Nov 13, 1977 | Nov 13, 1977 | Classical | 148 | 2334 | 145 |
Leipzig SG Leipzig GER· Oct 29 – Nov 9, 1977 | Oct 29 – Nov 9, 1977 | Classical | 11 | 2397 | 20 |
Leipzig Leipzig GER· Nov 8, 1977 | Nov 8, 1977 | Classical | 13 | 2427 | 11 |
| Kirkby Lonsdale Club ChampionshipKirkby Lonsdale· Jan 31 – Nov 7, 1977 | Jan 31 – Nov 7, 1977 | Classical | 7 | 1906 | 6 |
Marlboro Chess Classic Manila PHI· Oct 22 – Nov 5, 1977 | Oct 22 – Nov 5, 1977 | Classical | 13 | 2380 | 89 |
| URS-ch45Leningrad ch-URS· 1977 | 1977 | Classical | 7 | 2298 | 6 |
| StipStip YUG· 1977 | 1977 | Classical | 8 | 2441 | 7 |
Candidats final Belgrade SRB· 1977 | 1977 | Classical | 4 | 2628 | 28 |
Budapest ch-HUN Budapest ch-HUN· 1977 | 1977 | Classical | 23 | 2416 | 172 |
| Leningrad ch-URSLeningrad ch-URS· 1977 | 1977 | Classical | 17 | 2425 | 120 |
| StipStip· 1977 | 1977 | Classical | 19 | 2451 | 98 |
Kragujevac Kragujevac SRB· Oct 12 – 29, 1977 | Oct 12 – 29, 1977 | Classical | 15 | 2304 | 110 |
| BarBar· Oct 12 – 27, 1977 | Oct 12 – 27, 1977 | Classical | 17 | 2399 | 89 |
| ITA-ch38 Castelvecchio PascoliITA-ch38 Castelvecchio Pascol· Oct 13 – 23, 1977 | Oct 13 – 23, 1977 | Classical | 16 | 2333 | 64 |
| DDRDDR· Oct 22, 1977 | Oct 22, 1977 | Classical | 13 | 2254 | 9 |
8. North Am.CC (ACM) Seattle, WA USA· Oct 15 – 17, 1977 | Oct 15 – 17, 1977 | Classical | 8 | 1878 | 10 |
| Montreal OpenMontreal Open· Oct 8 – 10, 1977 | Oct 8 – 10, 1977 | Classical | 7 | 1782 | 6 |
KS traeningsturnering 1977 Copenhagen DEN· Aug 24 – Oct 5, 1977 | Aug 24 – Oct 5, 1977 | Classical | 8 | 2119 | 27 |
Mentor ch-USA Mentor ch-USA· Sep 26 – Oct 5, 1977 | Sep 26 – Oct 5, 1977 | Classical | 16 | 2467 | 126 |
Bern SUI Bern SUI· Sep 24 – Oct 2, 1977 | Sep 24 – Oct 2, 1977 | Classical | 11 | 2257 | 9 |