Labour Day Open Toronto CAN· Aug 30 – 31, 1986 | Aug 30 – 31, 1986 | Classical | 17 | 1972 | 14 |
Labour Day Open Victoria CAN· Aug 30 – 31, 1986 | Aug 30 – 31, 1986 | Classical | 14 | 1929 | 11 |
Lloyds Bank Masters 10th London ENG· Aug 20 – 28, 1986 | Aug 20 – 28, 1986 | Classical | 91 | 2355 | 117 |
UBCs Vancouver BC CAN· Aug 26, 1986 | Aug 26, 1986 | Classical | 10 | 2068 | 6 |
London Open London ENG London op London ENG· Aug 24 – 26, 1986 | Aug 24 – 26, 1986 | Classical | 19 | 2324 | 12 |
Sigma 19th Olomouc CZE· Aug 15 – 25, 1986 | Aug 15 – 25, 1986 | Classical | 12 | 2301 | 17 |
Quebec Open Montreal CAN· Aug 3 – 19, 1986 | Aug 3 – 19, 1986 | Classical | 61 | 1956 | 80 |
| Commonwealth ch04London, Gt Eastern Hotel· Aug 11 – 19, 1986 | Aug 11 – 19, 1986 | Classical | 20 | 2309 | 17 |
| Somerset, N.J.Somerset, N.J.· Aug 3 – 15, 1986 | Aug 3 – 15, 1986 | Classical | 25 | 1978 | 24 |
Quebec Open U1400 Montreal CAN· Aug 3 – 8, 1986 | Aug 3 – 8, 1986 | Classical | 7 | 2193 | 6 |
GBR-ch73 Southampton ENG· Jul 31 – Aug 8, 1986 | Jul 31 – Aug 8, 1986 | Classical | 6 | 2403 | 5 |
BCF Ch Southampton ENG BCF-ch Southampton ENG· Jul 28 – Aug 8, 1986 | Jul 28 – Aug 8, 1986 | Classical | 56 | 2361 | 99 |
| Southampton ch-BCFSouthampton ch-BCF· Jul 30 – Aug 6, 1986 | Jul 30 – Aug 6, 1986 | Classical | 62 | 2352 | 243 |
BC Open Clearbrook CAN· Aug 2 – 4, 1986 | Aug 2 – 4, 1986 | Classical | 17 | 2107 | 22 |
Simcoe Day Open Toronto CAN· Aug 2 – 4, 1986 | Aug 2 – 4, 1986 | Classical | 9 | 2061 | 9 |
7. Festival Conca della Presolana Bratto - Castione della Presolana ITA· 1986 | 1986 | Classical | 11 | 2244 | 10 |
| Berlin Open Berlin-WestBerlin op Berlin-West· 1986 | 1986 | Classical | 48 | 2330 | 33 |
| Berlijn OpenBerlijn open· 1986 | 1986 | Classical | 63 | 2356 | 52 |
Biel-JMT Biel SUI· Jul 20 – 31, 1986 | Jul 20 – 31, 1986 | Classical | 13 | 2326 | 56 |
Biel Biel SUI· Jul 22 – 30, 1986 | Jul 22 – 30, 1986 | Classical | 65 | 2275 | 111 |
Lang mem-D 6th Brno CZE· Jul 19 – 27, 1986 | Jul 19 – 27, 1986 | Classical | 10 | 2006 | 35 |
Lang mem-B 6th Brno CZE· Jul 19 – 27, 1986 | Jul 19 – 27, 1986 | Classical | 10 | 2120 | 37 |
Lang mem-C 6th Brno CZE· Jul 19 – 27, 1986 | Jul 19 – 27, 1986 | Classical | 11 | 2080 | 37 |
| VI. Dr. Lang Memorial, D, BrnoVI. Dr. Lang Memorial, D, Brn· Jul 19 – 26, 1986 | Jul 19 – 26, 1986 | Classical | 6 | 2039 | 5 |
Minsk tt Minsk BLR· Jul 11 – 22, 1986 | Jul 11 – 22, 1986 | Classical | 65 | 2342 | 58 |
CAN Open Winnipeg CAN· Jul 12 – 20, 1986 | Jul 12 – 20, 1986 | Classical | 11 | 2270 | 9 |
CAN-op U2000 Winnipeg CAN· Jul 12 – 20, 1986 | Jul 12 – 20, 1986 | Classical | 11 | 1741 | 10 |
Minsk Minsk BLR· Jul 13 – 20, 1986 | Jul 13 – 20, 1986 | Classical | 58 | 2343 | 51 |
CAN-op Winnipeg CAN· Jul 12 – 20, 1986 | Jul 12 – 20, 1986 | Classical | 36 | 2262 | 58 |
Rio de Janeiro Ch Absoluto Rio de Janeiro BRA· Jul 5 – 20, 1986 | Jul 5 – 20, 1986 | Classical | 13 | 2000 | 40 |
Minsk tt Minsk BLR Minsk tt Minsk BLR· Jul 19, 1986 | Jul 19, 1986 | Classical | 9 | 2389 | 5 |
Kecskemet Open Kecskemet HUN· 1986 | 1986 | Classical | 6 | 2318 | 5 |
| OHRAAmsterdam II· 1986 | 1986 | Classical | 17 | 2408 | 11 |
Amsterdam m1 Amsterdam NED· 1986 | 1986 | Classical | 13 | 2432 | 9 |
OHRA-B Amsterdam NED OHRA-B Amsterdam NED· 1986 | 1986 | Classical | 16 | 2400 | 12 |
Plovdiv Plovdiv BUL· 1986 | 1986 | Classical | 14 | 2499 | 67 |
OHRA Amsterdam NED· 1986 | 1986 | Classical | 7 | 2588 | 42 |
Winnipeg zt Winnipeg CAN· 1986 | 1986 | Classical | 10 | 2321 | 10 |
New York Open New York, NY USA· 1986 | 1986 | Classical | 91 | 2411 | 90 |
OHRA Open Amsterdam NED· 1986 | 1986 | Classical | 27 | 2384 | 34 |
OHRA-B Amsterdam NED· 1986 | 1986 | Classical | 33 | 2401 | 93 |
| Winnipeg ztWinnipeg zt· 1986 | 1986 | Classical | 17 | 2231 | 104 |
Masters vs Juniors-1 Scarborough CAN· Jun 27 – 29, 1986 | Jun 27 – 29, 1986 | Classical | 6 | 2102 | 5 |
| Sea Festival OpenWhite Rock· Jun 28 – 29, 1986 | Jun 28 – 29, 1986 | Classical | 8 | 2032 | 5 |
| CzechoslovakiaCzechoslovakia· Jun 28, 1986 | Jun 28, 1986 | Classical | 18 | 2436 | 47 |
CSR Ch Prague CZE· Jun 12 – 28, 1986 | Jun 12 – 28, 1986 | Classical | 16 | 2427 | 33 |
| Chicago, Ill.Chicago, Ill.· Jun 21 – 22, 1986 | Jun 21 – 22, 1986 | Classical | 6 | 1880 | 5 |
Match Tournament #1 Ottawa CAN· Jun 20 – 21, 1986 | Jun 20 – 21, 1986 | Classical | 2 | 1900 | 8 |
Hilversum ch-NED Hilversum ch-NED· Jun 8 – 19, 1986 | Jun 8 – 19, 1986 | Classical | 13 | 2430 | 82 |
Paul Keres Memorial (11th) Vancouver BC CAN· May 17 – Jun 18, 1986 | May 17 – Jun 18, 1986 | Classical | 47 | 2009 | 33 |