66 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Lederman, Leon | Kosten, Anthony C. | 0-1 | C88 | Round 6: Lederman, Leon - Kosten, Anthony C. | 2026-09-01 |
| Lederman, Leon | Townsend, M Paul | 1/2-1/2 | C19 | Round 3: Lederman, Leon - Townsend, M Paul | 2026-08-29 |
| Lederman, Leon | Astengo, Corrado | 0-1 | B42 | Round 8: Lederman, Leon - Astengo, Corrado | 2026-06-09 |
| Lederman, Leon | Van Hoolandt, Patrick | 0-1 | C91 | Round 6: Lederman, Leon - Van Hoolandt, Patrick | 2026-06-07 |
| Lederman, Leon | Staechelin, Ruedi | 1-0 | C75 | Round 4: Lederman, Leon - Staechelin, Ruedi | 2026-06-05 |
| Lederman, Leon | Castellano, Alfonso | 1/2-1/2 | B96 | Round 2: Lederman, Leon - Castellano, Alfonso | 2026-06-03 |
| Lederman, Leon | Malmdin, Nils-Ake | 1/2-1/2 | B34 | World Senior Team 2025 S65 | 2025-02-25 |
| Lederman, Leon | Sibilio, Mario | 1/2-1/2 | B09 | World Senior Team 2025 S65 | 2025-02-21 |
| Lederman, Leon | Roos, Louis | 1/2-1/2 | C11 | World Senior Team 2025 S65 | 2025-02-19 |
| Lederman, Leon | Baimurzin, Aitkazy | 1-0 | B42 | World Senior Team 2025 S65 | 2025-02-18 |
| Lederman, Leon | Biro, Sandor | 1/2-1/2 | C80 | World Senior Chess Championship 2024 | 2024-11-27 |
| Lederman, Leon | Silva, Fernando | 0-1 | B35 | World Senior Chess Championship 2024 | 2024-11-25 |
| Lederman, Leon | Kiefer, Gerhard | 0-1 | B44 | 65-1 | 2024-07-11 |
| Lederman, Leon | Beaumont, Chris R | 1-0 | B35 | 65-1 | 2024-07-06 |
| Lederman, Leon | Ceschia, Ivano | 0-1 | B32 | 65-1 | 2024-07-04 |
| Lederman, Leon | Oehlerich, Per | 1-0 | B17 | 65-1 | 2024-07-02 |
| Lederman, Leon | Brigljevic, Milan | 0-1 | C60 | European Senior Team Chess Championship 2024 - Section 65 + | 2024-05-11 |
| Lederman, Leon | Mikkelsen, Peter Jorgen Dam | 1-0 | B15 | European Senior Team Chess Championship 2023 65+ | 2023-07-14 |
| Leon Lederman | Nikolay A Legky | 1/2-1/2 | C60 | Round 6 | 65+: Leon Lederman - Nikolay A Legky | 2022-11-20 |
| Lederman, Leon | Chapman, Terry P D | 0-1 | B15 | ESCC 65+ Lublin 2022 | 2022-07-12 |
| Lederman, Leon | Petran, Peter | 1-0 | B06 | ESCC 65+ Lublin 2022 | 2022-07-10 |
| Lederman, Leon | Stebbings, Anthony J | 1-0 | B44 | ESCC 65+ Lublin 2022 | 2022-07-08 |
| Lederman, Leon | Rak, Tomasz | 1-0 | B35 | ESCC 65+ Lublin 2022 | 2022-07-07 |
| Leon Lederman | Boris Gruzmann | 0-1 | C74 | Round 6: Leon Lederman - Boris Gruzmann | 2021-10-01 |
| Lederman, Leon | Horak, Vladimir | 1/2-1/2 | C19 | estcc 65 | 2021-09-04 |
| Lederman, Leon | Koehler, Gerhard | 1/2-1/2 | C11 | estcc 65 | 2021-09-02 |
| Lederman, Leon | Kierzek, Matthias | 1-0 | B15 | estcc 65 | 2021-09-01 |
| Lederman, Leon | Vucenovic, Dragomir | 0-1 | C75 | estcc 65 | 2021-08-31 |
| Lederman, Leon | Postolati, Alexander | 1-0 | B42 | estcc 65 | 2021-08-30 |