| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Gabriel vs P Reissmann |
| 1-0 | 61 |
1958 |
13th olm final C | B73 Sicilian, Dragon, Classical |
| 2. P Reissmann vs E Stoeckl |
| 0-1 | 67 |
1958 |
13th olm qual. group 1 | C64 Ruy Lopez, Classical |
| 3. P Reissmann vs G Laco |
| 1-0 | 46 |
1958 |
13th olm final C | B58 Sicilian |
| 4. E Pedersen vs P Reissmann |
| 0-1 | 32 |
1958 |
13th olm qual. group 1 | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 5. P Reissmann vs P Ofstad |
| 1-0 | 53 |
1958 |
13th olm final C | C80 Ruy Lopez, Open |
| 6. P Reissmann vs N Harrouchi |
| 1-0 | 51 |
1958 |
13th olm final C | B84 Sicilian, Scheveningen |
| 7. P Reissmann vs Tal |
 | 0-1 | 53 |
1958 |
Munich | B43 Sicilian, Kan, 5.Nc3 |
| 8. R Pereira vs P Reissmann |
 | 0-1 | 91 |
1958 |
13th olm final C | A09 Reti Opening |
| 9. P Reissmann vs B Canton |
 | 1-0 | 74 |
1958 |
13th olm qual. group 1 | C70 Ruy Lopez |
| 10. B P Reilly vs P Reissmann |
| 0-1 | 73 |
1958 |
13th olm final C | D78 Neo-Grunfeld, 6.O-O c6 |
| 11. P Reissmann vs N McLeod |
| 0-1 | 88 |
1958 |
13th olm final C | C78 Ruy Lopez |
| 12. C Lemoine vs P Reissmann |
| 1-0 | 54 |
1958 |
13th olm qual. group 1 | B32 Sicilian |
| 13. Tringov vs P Reissmann |
| 1-0 | 35 |
1958 |
Munich ol (Men) prel | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
| 14. A Anastasopoulos vs P Reissmann |
| 0-1 | 45 |
1958 |
13th olm final C | A07 King's Indian Attack |
| 15. K Grivainis vs P Reissmann |
| 1-0 | 70 |
1958 |
13th olm final C | B30 Sicilian |
| 16. E Romani vs P Reissmann |
| 1-0 | 40 |
1958 |
13th olm qual. group 1 | D46 Queen's Gambit Declined Semi-Slav |
| 17. P Reissmann vs M Borja |
| 0-1 | 42 |
1958 |
13th olm final C | B92 Sicilian, Najdorf, Opocensky Variation |
| 18. C B Van den Berg vs P Reissmann |
 | 0-1 | 41 |
1958 |
13th olm qual. group 1 | D46 Queen's Gambit Declined Semi-Slav |
| 19. Myagmarsuren vs P Reissmann |
| 1-0 | 88 |
1962 |
Varna olm prelim2 | B54 Sicilian |
| 20. Filip vs P Reissmann |
| 1-0 | 40 |
1964 |
Tel Aviv ol (Men) prel | A15 English |
| 21. Tringov vs P Reissmann |
| 1-0 | 53 |
1966 |
La Habana ol (Men) prel | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 22. P Reissmann vs E Keogh |
| ½-½ | 14 |
1966 |
Havana ol final-C | B05 Alekhine's Defense, Modern |
| 23. Rossolimo vs P Reissmann |
 | 1-0 | 24 |
1967 |
Puerto Rico | C54 Giuoco Piano |