| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Sacconi vs S Tatai |
| 1-0 | 24 | 1958 | Roma | A04 Reti Opening |
| 2. S Tatai vs M Tamburini |
| 1-0 | 24 | 1958 | La Spezia | B21 Sicilian, 2.f4 and 2.d4 |
| 3. S Tatai vs A Giustolisi |
| 1-0 | 56 | 1960 | ITA-chT | E71 King's Indian, Makagonov System (5.h3) |
| 4. S Tatai vs A Giustolisi |
| 0-1 | 48 | 1961 | ch Italia San Benede | A04 Reti Opening |
| 5. S Tatai vs A Sacconi |
| 1-0 | 29 | 1961 | La Spezia | C13 French |
| 6. F Palmiotto vs S Tatai |
| 0-1 | 32 | 1961 | La Spezia | B94 Sicilian, Najdorf |
| 7. S Tatai vs B Kicovic |
| 1-0 | 25 | 1961 | La Spezia | A43 Old Benoni |
| 8. S Tatai vs Forintos |
| 0-1 | 66 | 1962 | Reggio Emilia 1962/63 | A47 Queen's Indian |
| 9. M Damjanovic vs S Tatai |
| 1-0 | 54 | 1962 | Reggio Emilia 1962/63 | C84 Ruy Lopez, Closed |
| 10. S Tatai vs A Zichichi |
| ½-½ | 50 | 1962 | Reggio Emilia 1962/63 | E68 King's Indian, Fianchetto, Classical Variation, 8.e4 |
| 11. K Honfi vs S Tatai |
| 0-1 | 28 | 1962 | Reggio Emilia 1962/63 | C16 French, Winawer |
| 12. S Tatai vs C Fleischmann |
| 1-0 | 43 | 1962 | Reggio Emilia 1962/63 | B77 Sicilian, Dragon, Yugoslav Attack |
| 13. S Tatai vs F Gragger |
| 1-0 | 38 | 1963 | Reggio Emilia 1962/63 | E27 Nimzo-Indian, Samisch Variation |
| 14. B Rabar vs S Tatai |
| ½-½ | 22 | 1963 | Reggio Emilia 1962/63 | D45 Queen's Gambit Declined Semi-Slav |
| 15. S Tatai vs Filip |
| 1-0 | 52 | 1963 | Reggio Emilia 1962/63 | D91 Grunfeld, 5.Bg5 |
| 16. E Paoli vs S Tatai |
| 0-1 | 44 | 1963 | Reggio Emilia 1962/63 | B90 Sicilian, Najdorf |
| 17. S Tatai vs K Langeweg |
| 0-1 | 36 | 1963 | Reggio Emilia 1962/63 | E69 King's Indian, Fianchetto, Classical Main line |
| 18. A Siveri vs S Tatai |
| 0-1 | 52 | 1963 | Reggio Emilia 1962/63 | C93 Ruy Lopez, Closed, Smyslov Defense |
| 19. T van Scheltinga vs S Tatai |
| ½-½ | 32 | 1963 | Enschede Zonal | E84 King's Indian, Samisch, Panno Main line |
| 20. S Tatai vs J Penrose |
| 0-1 | 58 | 1963 | Enschede Zonal | E77 King's Indian |
| 21. J M Aitken vs S Tatai |
| 0-1 | 54 | 1963 | Enschede Zonal | C92 Ruy Lopez, Closed |
| 22. S Tatai vs A Pomar |
| ½-½ | 30 | 1963 | Enschede Zonal | D45 Queen's Gambit Declined Semi-Slav |
| 23. J Durao vs S Tatai |
| 0-1 | 39 | 1963 | Enschede Zonal | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 24. S Tatai vs G Philippe |
| 1-0 | 35 | 1963 | Enschede Zonal | C77 Ruy Lopez |
| 25. K Darga vs S Tatai |
| 1-0 | 48 | 1963 | Enschede Zonal | C92 Ruy Lopez, Closed |
Kibitzing
