| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Agdamus vs A E Seidler |
| ½-½ | 26 | 1970 | Buenos Aires qual | D34 Queen's Gambit Declined, Tarrasch |
| 2. A E Seidler vs V Fenoglio |
| 0-1 | 39 | 1970 | Buenos Aires qual | B00 Uncommon King's Pawn Opening |
| 3. A Aguirre vs A E Seidler |
| 0-1 | 43 | 1970 | Buenos Aires qual | A49 King's Indian, Fianchetto without c4 |
| 4. A E Seidler vs C Adad |
| 0-1 | 51 | 1970 | Buenos Aires qual | B07 Pirc |
| 5. J Szmetan vs A E Seidler |
| 1-0 | 51 | 1970 | Buenos Aires qual | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 6. A E Seidler vs J Luna |
| 0-1 | 53 | 1970 | Buenos Aires qual | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 7. Pilnik vs A E Seidler |
| 1-0 | 55 | 1970 | Buenos Aires qual | C86 Ruy Lopez, Worrall Attack |
| 8. L Couto vs A E Seidler |
| 0-1 | 24 | 1970 | Buenos Aires qual | A13 English |
| 9. A E Seidler vs J Bibiloni |
| 1-0 | 29 | 1970 | Buenos Aires qual | C41 Philidor Defense |
| 10. Fischer vs A E Seidler |
 | ½-½ | 21 | 1971 | Simul | B33 Sicilian |
| 11. A E Seidler vs N Bloch |
| 0-1 | 51 | 1973 | Wch U20 prel-B | B74 Sicilian, Dragon, Classical |
| 12. A E Seidler vs J Szmetan |
| 0-1 | 71 | 1975 | Buenos Aires Club Argentino | A15 English |
| 13. R Sanguineti vs A E Seidler |
| ½-½ | 15 | 1975 | Buenos Aires Club Argentino | D96 Grunfeld, Russian Variation |
| 14. A E Seidler vs R Garcia |
| ½-½ | 25 | 1975 | Buenos Aires Club Argentino | C41 Philidor Defense |
| 15. R Grinberg vs A E Seidler |
| 1-0 | 25 | 1975 | Buenos Aires Club Argentino | B92 Sicilian, Najdorf, Opocensky Variation |
| 16. H de la Vega vs A E Seidler |
| 0-1 | 46 | 1975 | Buenos Aires Club Argentino | A77 Benoni, Classical, 9...Re8, 10.Nd2 |
| 17. O Cuasnicu vs A E Seidler |
| 0-1 | 39 | 1975 | Buenos Aires Club Argentino | B96 Sicilian, Najdorf |
| 18. A E Seidler vs A Kostka |
| 0-1 | 45 | 1975 | Buenos Aires Club Argentino | C07 French, Tarrasch |
| 19. J Rubinetti vs A E Seidler |
| 0-1 | 46 | 1975 | Buenos Aires Club Argentino | D37 Queen's Gambit Declined |
| 20. A E Seidler vs S Schweber |
 | 0-1 | 34 | 1975 | Buenos Aires Club Argentino | C02 French, Advance |
| 21. A E Seidler vs H Rossetto |
| ½-½ | 23 | 1975 | Buenos Aires Club Argentino | B06 Robatsch |
| 22. Letelier vs A E Seidler |
| 1-0 | 39 | 1975 | Buenos Aires Club Argentino | A46 Queen's Pawn Game |
| 23. A E Seidler vs L Bronstein |
| 1-0 | 60 | 1976 | ARG-ch | B22 Sicilian, Alapin |
| 24. A E Seidler vs J Szmetan |
| 1-0 | 55 | 1976 | ARG-ch | C17 French, Winawer, Advance |
| 25. A E Seidler vs L Bronstein |
| 1-0 | 26 | 1976 | Mar del Plata | C11 French |
Kibitzing
