| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 551. G Iskov vs J Flesch |
| ½-½ | 11 | 1978 | 2nd Lloyds Bank Masters Open | B17 Caro-Kann, Steinitz Variation |
| 552. J Flesch vs R Albrecht |
| 1-0 | 45 | 1978 | 2nd Lloyds Bank Masters Open | A04 Reti Opening |
| 553. M Basman vs J Flesch |
| ½-½ | 31 | 1978 | 2nd Lloyds Bank Masters Open | A07 King's Indian Attack |
| 554. J Flesch vs M Dymond |
| 1-0 | 48 | 1978 | 2nd Lloyds Bank Masters Open | E67 King's Indian, Fianchetto |
| 555. R Emerson vs J Flesch |
| 0-1 | 31 | 1978 | Aaronson Open | B48 Sicilian, Taimanov Variation |
| 556. J Flesch vs C Laird |
| 0-1 | 40 | 1980 | Benedictine Open | A05 Reti Opening |
| 557. D E Rumens vs J Flesch |
| 1-0 | 29 | 1980 | Benedictine Open | B23 Sicilian, Closed |
| 558. J Flesch vs L Madebrink |
| 0-1 | 31 | 1980 | Benedictine Open | A42 Modern Defense, Averbakh System |
| 559. J Flesch vs Romanishin |
| 0-1 | 46 | 1981 | Lvov | E12 Queen's Indian |
| 560. Tal vs J Flesch |
  | 1-0 | 32 | 1981 | Lvov | B17 Caro-Kann, Steinitz Variation |
| 561. J Flesch vs Savon |
| ½-½ | 14 | 1981 | Lvov | A14 English |
| 562. R Mascarinas vs J Flesch |
| 0-1 | 46 | 1981 | Lvov | E46 Nimzo-Indian |
| 563. J Flesch vs E Meduna |
| ½-½ | 20 | 1981 | Lvov | A04 Reti Opening |
| 564. N Rashkovsky vs J Flesch |
| 1-0 | 79 | 1981 | Lvov | D26 Queen's Gambit Accepted |
| 565. J Flesch vs M Ghinda |
| ½-½ | 18 | 1981 | Lvov | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 566. A Beliavsky vs J Flesch |
| 0-1 | 32 | 1981 | Lvov | B17 Caro-Kann, Steinitz Variation |
| 567. Dorfman vs J Flesch |
| 1-0 | 39 | 1981 | Lvov | A19 English, Mikenas-Carls, Sicilian Variation |
| 568. J Flesch vs K Lerner |
| 0-1 | 43 | 1981 | Lvov | E15 Queen's Indian |
| 569. J Flesch vs V Buturin |
| ½-½ | 23 | 1981 | Lvov | E15 Queen's Indian |
| 570. G Cabrilo vs J Flesch |
| ½-½ | 12 | 1981 | Lvov | A07 King's Indian Attack |
| 571. A Petrosian vs J Flesch |
| 1-0 | 44 | 1981 | Lvov | A15 English |
| 572. M Andrijevic vs J Flesch |
| 1-0 | 46 | 1981 | Mirko Schreiber Memorial | B30 Sicilian |
| 573. J Flesch vs T Needham |
| 0-1 | 69 | 1982 | 6th Lloyds Bank Masters Open | A46 Queen's Pawn Game |
| 574. C A Groves vs J Flesch |
| 0-1 | 79 | 1982 | 6th Lloyds Bank Masters Open | E60 King's Indian Defense |
| 575. J Flesch vs P Taylor |
| 1-0 | 73 | 1982 | 6th Lloyds Bank Masters Open | A04 Reti Opening |
Kibitzing
