| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Fox vs I Zalys |
| 0-1 | 61 |
1949 |
Montreal Closed Championship | C07 French, Tarrasch |
| 2. J Stonkus vs I Zalys |
| ½-½ | 53 |
1952 |
Golden Knights corr | A40 Queen's Pawn Game |
| 3. I Zalys vs A Tanguay |
| 1-0 | 64 |
1952 |
Montreal m2 | D30 Queen's Gambit Declined |
| 4. I Zalys vs J O'Reilly |
| 1-0 | 21 |
1952 |
Golden Knights corr | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 5. I Zalys vs A Tanguay |
| 1-0 | 28 |
1953 |
Montreal m 5th | D30 Queen's Gambit Declined |
| 6. I Zalys vs E Werner |
| 1-0 | 31 |
1953 |
Golden Knights corr | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 7. I Zalys vs E Werner |
| 1-0 | 22 |
1953 |
Golden Knights corr | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 8. G Drexel vs I Zalys |
| 0-1 | 49 |
1955 |
US Open | A18 English, Mikenas-Carls |
| 9. W G Addison vs I Zalys |
| ½-½ | 51 |
1955 |
US Open | B28 Sicilian, O'Kelly Variation |
| 10. I Zalys vs B Rozsa |
| 1-0 | 68 |
1955 |
US Open | E11 Bogo-Indian Defense |
| 11. I Zalys vs G Schain |
| ½-½ | 95 |
1955 |
US Open | E10 Queen's Pawn Game |
| 12. R Steinmeyer vs I Zalys |
| 1-0 | 43 |
1955 |
US Open | E58 Nimzo-Indian, 4.e3, Main line with 8...Bxc3 |
| 13. R Day vs I Zalys |
| 0-1 | 60 |
1955 |
US Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 14. I Zalys vs Saidy |
| 0-1 | 33 |
1955 |
US Open | A65 Benoni, 6.e4 |
| 15. I Zalys vs I Rivise |
| 0-1 | 46 |
1955 |
US Open | E67 King's Indian, Fianchetto |
| 16. James Wright vs I Zalys |
| 0-1 | 26 |
1955 |
Golden Knights corr | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 17. I Zalys vs C Wallace |
| 1-0 | 37 |
1955 |
US Open | D39 Queen's Gambit Declined, Ragozin, Vienna Variation |
| 18. I Zalys vs J Karalaitis |
| 1-0 | 18 |
1955 |
Golden Knights corr | D30 Queen's Gambit Declined |
| 19. R McLellan vs I Zalys |
| 0-1 | 54 |
1955 |
US Open | B94 Sicilian, Najdorf |
| 20. John W Blaney vs I Zalys |
| 0-1 | 28 |
1955 |
US Open | E30 Nimzo-Indian, Leningrad |
| 21. S Bernstein vs I Zalys |
| 1-0 | 46 |
1956 |
Canadian Open | B23 Sicilian, Closed |
| 22. I Zalys vs T Tripodes |
| 1-0 | 21 |
1957 |
Golden Knights corr | D11 Queen's Gambit Declined Slav |
| 23. R Drummond vs I Zalys |
| 1-0 | 31 |
1957 |
Quebec Open | A18 English, Mikenas-Carls |
| 24. J MacDonald vs I Zalys |
 | 0-1 | 29 |
1958 |
Canada op | E38 Nimzo-Indian, Classical, 4...c5 |
| 25. I Zalys vs J Smolij |
| 1-0 | 49 |
1959 |
Canadian Championship | C70 Ruy Lopez |