| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Lein vs Lutikov |
 | 1-0 | 46 |
1955 |
URS-ch sf | B32 Sicilian |
| 2. A Lein vs Tal |
 | 1-0 | 92 |
1955 |
Vilnius | B68 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 9...Be7 |
| 3. V P Cherbak vs A Lein |
| 1-0 | 57 |
1959 |
Russia | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 4. Kholmov vs A Lein |
| 1-0 | 42 |
1961 |
USSR Championship 1961b | C77 Ruy Lopez |
| 5. A Lein vs Nezhmetdinov |
| 1-0 | 49 |
1961 |
USSR Championship 1961b | C41 Philidor Defense |
| 6. B Vladimirov vs A Lein |
| 1-0 | 33 |
1961 |
USSR Championship 1961b | E25 Nimzo-Indian, Samisch |
| 7. A Lein vs A Zaitsev |
| 1-0 | 49 |
1961 |
Moscow (Russia) | A43 Old Benoni |
| 8. Gipslis vs A Lein |
| 1-0 | 59 |
1961 |
USSR Championship 1961b | C03 French, Tarrasch |
| 9. Vasiukov vs A Lein |
| 1-0 | 41 |
1961 |
USSR Championship 1961b | C00 French Defense |
| 10. A Lein vs Y Kots |
| 1-0 | 40 |
1961 |
USSR Championship 1961b | A08 King's Indian Attack |
| 11. Nezhmetdinov vs A Lein |
 | 1-0 | 46 |
1961 |
URS | C14 French, Classical |
| 12. Antoshin vs A Lein |
| 1-0 | 79 |
1962 |
Kislovodsk | B06 Robatsch |
| 13. Matulovic vs A Lein |
| 1-0 | 39 |
1964 |
Chigorin mem | C81 Ruy Lopez, Open, Howell Attack |
| 14. A Lein vs Ujtelky |
| 1-0 | 53 |
1964 |
Chigorin mem | A42 Modern Defense, Averbakh System |
| 15. A Lein vs Ujtumen |
| 1-0 | 41 |
1964 |
Sochi Chigorin mem | A07 King's Indian Attack |
| 16. A Lein vs N Bakulin |
| 1-0 | 66 |
1964 |
USSR Championship 1964/65 | C75 Ruy Lopez, Modern Steinitz Defense |
| 17. A Lein vs Bannik |
| 1-0 | 36 |
1964 |
USSR Championship 1964/65 | E10 Queen's Pawn Game |
| 18. Kholmov vs A Lein |
| 1-0 | 74 |
1964 |
USSR Championship 1964/65 | B89 Sicilian |
| 19. Kholmov vs A Lein |
 | 1-0 | 74 |
1964 |
Chigorin mem | D19 Queen's Gambit Declined Slav, Dutch |
| 20. L Shamkovich vs A Lein |
| 1-0 | 42 |
1965 |
USSR Championship 1964/65 | C04 French, Tarrasch, Guimard Main line |
| 21. Nezhmetdinov vs A Lein |
| 1-0 | 46 |
1965 |
Sochi | C14 French, Classical |
| 22. A Lein vs Suetin |
| 1-0 | 41 |
1965 |
USSR Championship 1964/65 | B48 Sicilian, Taimanov Variation |
| 23. A Lein vs J Kozma |
| 1-0 | 46 |
1965 |
DSV-Turnier 02nd | E46 Nimzo-Indian |
| 24. A Lein vs Polugaevsky |
 | 1-0 | 36 |
1966 |
USSR Championship 1966/67 | A36 English |
| 25. Gurgenidze vs A Lein |
 | 1-0 | 21 |
1966 |
USSR Championship 1966/67 | B29 Sicilian, Nimzovich-Rubinstein |