| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. V Tarasov vs L Aronson |
| ½-½ | 14 |
1957 |
USSR Championship | D74 Neo-Grunfeld, 6.cd Nxd5, 7.O-O |
| 27. L Aronson vs Korchnoi |
| 0-1 | 42 |
1957 |
Leningrad | D02 Queen's Pawn Game |
| 28. L Aronson vs A Khasin |
| 1-0 | 28 |
1957 |
USSR Championship | E30 Nimzo-Indian, Leningrad |
| 29. L Aronson vs M Mukhitdinov |
| ½-½ | 20 |
1957 |
URS-ch sf | E40 Nimzo-Indian, 4.e3 |
| 30. Bagirov vs L Aronson |
| ½-½ | 63 |
1957 |
Sverdlovsk | B40 Sicilian |
| 31. L Aronson vs Nezhmetdinov |
 | 1-0 | 34 |
1957 |
USSR Championship | E75 King's Indian, Averbakh, Main line |
| 32. L Aronson vs Gurgenidze |
| 1-0 | 49 |
1957 |
USSR Championship | B36 Sicilian, Accelerated Fianchetto |
| 33. J Yuchtman vs L Aronson |
| 1-0 | 53 |
1957 |
URS-ch sf | B22 Sicilian, Alapin |
| 34. L Aronson vs Boleslavsky |
| ½-½ | 17 |
1957 |
USSR Championship | B40 Sicilian |
| 35. L Aronson vs Tal |
 | 0-1 | 36 |
1957 |
USSR Championship | A97 Dutch, Ilyin-Genevsky |
| 36. K Klaman vs L Aronson |
| 1-0 | 30 |
1957 |
USSR Championship | B34 Sicilian, Accelerated Fianchetto |
| 37. L Aronson vs V Mikenas |
| 1-0 | 41 |
1957 |
USSR Championship | B37 Sicilian, Accelerated Fianchetto |
| 38. Aronin vs L Aronson |
| 1-0 | 34 |
1957 |
USSR Championship | B39 Sicilian, Accelerated Fianchetto, Breyer Variation |
| 39. Antoshin vs L Aronson |
| 1-0 | 50 |
1957 |
USSR Championship | E75 King's Indian, Averbakh, Main line |
| 40. B Vladimirov vs L Aronson |
| ½-½ | 22 |
1957 |
URS-ch sf | A65 Benoni, 6.e4 |
| 41. L Aronson vs Taimanov |
| ½-½ | 54 |
1957 |
USSR Championship | D45 Queen's Gambit Declined Semi-Slav |
| 42. L Aronson vs G Borisenko |
| 1-0 | 50 |
1957 |
URS-ch sf | E97 King's Indian |
| 43. L Aronson vs E Mukhin |
| 0-1 | 26 |
1959 |
Moscow | A80 Dutch |
| 44. A Reshko vs L Aronson |
| ½-½ | 41 |
1963 |
Leningrad-ch | A22 English |
| 45. L Aronson vs M Umansky |
| 0-1 | 35 |
1977 |
URS-ch13 corr7778 | C51 Evans Gambit |