| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Walsh vs F Scafarelli |
| 0-1 | 38 |
1954 |
Amsterdam ol (Men) | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 2. J A Fred vs J Walsh |
| 1-0 | 47 |
1954 |
Amsterdam ol (Men) | A15 English |
| 3. J Walsh vs Tsvetkov |
| 0-1 | 22 |
1954 |
Amsterdam ol (Men) | E91 King's Indian |
| 4. W Morena vs J Walsh |
| 1-0 | 47 |
1954 |
Amsterdam ol (Men) | E80 King's Indian, Samisch Variation |
| 5. J Walsh vs F Bohatirchuk |
| 0-1 | 22 |
1954 |
Amsterdam | A45 Queen's Pawn Game |
| 6. H Rossetto vs J Walsh |
| 1-0 | 41 |
1954 |
Amsterdam ol (Men) | E80 King's Indian, Samisch Variation |
| 7. J Walsh vs P Lindblom |
| 0-1 | 72 |
1954 |
Amsterdam ol (Men) | B18 Caro-Kann, Classical |
| 8. J Walsh vs J Fichtl |
| 0-1 | 36 |
1954 |
Amsterdam ol (Men) | E04 Catalan, Open, 5.Nf3 |
| 9. J Walsh vs Lokvenc |
| 0-1 | 25 |
1954 |
Amsterdam ol (Men) | A53 Old Indian |
| 10. P Nielsen vs J Walsh |
| 1-0 | 23 |
1954 |
Amsterdam ol (Men) | E76 King's Indian, Four Pawns Attack |
| 11. E Bhend vs J Walsh |
| 1-0 | 25 |
1954 |
Amsterdam ol (Men) | C15 French, Winawer |
| 12. J Walsh vs J Durao |
| 0-1 | 32 |
1958 |
13th olm final C | C47 Four Knights |
| 13. A Aggos vs J Walsh |
| 1-0 | 25 |
1958 |
13th olm final C | D25 Queen's Gambit Accepted |
| 14. W Fairhurst vs J Walsh |
| 1-0 | 33 |
1958 |
13th olm final C | D81 Grunfeld, Russian Variation |
| 15. J Walsh vs A Dueckstein |
| 0-1 | 25 |
1958 |
13th olm qual. group 1 | C17 French, Winawer, Advance |
| 16. J Walsh vs W Heidenfeld |
| 0-1 | 20 |
1958 |
13th olm final C | C11 French |
| 17. Euwe vs J Walsh |
| 1-0 | 31 |
1958 |
13th olm qual. group 1 | D25 Queen's Gambit Accepted |
| 18. J Walsh vs A Vestol |
| 0-1 | 40 |
1958 |
13th olm final C | B92 Sicilian, Najdorf, Opocensky Variation |
| 19. R Cintron vs J Walsh |
| 1-0 | 41 |
1958 |
13th olm qual. group 1 | D25 Queen's Gambit Accepted |
| 20. G Primavera vs J Walsh |
| 1-0 | 52 |
1958 |
13th olm final C | D94 Grunfeld |
