18 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Kosmas-Lekkas, Dimitrios | Gkavardinas, Antonios | 0-1 | A13 | Round 1: Kosmas-Lekkas, Dimitrios - Gkavardinas, Antonios | 2026-07-10 |
| Kosmas-Lekkas, Dimitrios | Grebeniuk, Semen | 1-0 | A20 | EIIC 2026 | 2026-04-18 |
| Kosmas-Lekkas, Dimitrios | Konopka, Jeremie | 1-0 | A36 | EIIC 2026 | 2026-04-15 |
| Kosmas-Lekkas, Dimitrios | Galazka, Aleksander | 1/2-1/2 | A30 | EICC 2026 | 2026-04-13 |
| Kosmas-Lekkas, Dimitrios | Piesik, Piotr | 0-1 | A13 | EIIC 2026 | 2026-04-10 |
| Kosmas-Lekkas, Dimitrios | Madera, Mateusz | 1-0 | B47 | EICC 2026 | 2026-04-08 |
| Kosmas-Lekkas, Dimitrios | Mastrovasilis, Dimitrios | 0-1 | B30 | Round 1: Kosmas-Lekkas, Dimitrios - Mastrovasilis, Dimitrios | 2025-07-03 |
| Kosmas-Lekkas, Dimitrios | Basso, Pier Luigi | 0-1 | B10 | 15th Paleochora Open | 2022-07-23 |
| Kosmas-Lekkas, Dimitrios | Bernadskiy, Vitaliy | 0-1 | C92 | 15th Paleochora Open | 2022-07-18 |
| Dimitrios Kosmas-Lekkas | Denis Makhnev | 0-1 | B12 | Round 8: Dimitrios Kosmas-Lekkas - Denis Makhnev | 2021-06-29 |