23 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Karagiannis, Athanasios | Katsaros, Marios Nikolaos | 1-0 | C44 | 20th Greek Open Individual Rapid Championship 2026 | 2026-08-29 |
| Karagiannis, Athanasios | Toumpakari, Maria | 1-0 | A08 | 20th Greek Open Individual Rapid Championship 2026 | 2026-08-29 |
| Karagiannis, Athanasios | Nikoleris, Evangelos | 1-0 | A07 | 20th Greek Open Individual Rapid Championship 2026 | 2026-08-29 |
| Karagiannis, Athanasios | Ntounias, Ioannis | 1-0 | A07 | 20th Greek Open Individual Rapid Championship 2026 | 2026-08-29 |
| Karagiannis, Athanasios | Papasimakopoulos, Alexandros | 0-1 | A40 | Round 4: Karagiannis, Athanasios - Papasimakopoulos, Alexandros | 2026-08-28 |
| Karagiannis, Athanasios | Pitsakis, Ilias | 0-1 | E11 | Round 6: Karagiannis, Athanasios - Pitsakis, Ilias | 2026-08-28 |
| Karagiannis, Athanasios | Boulamatsis, Konstantinos I | 1-0 | C10 | Round 8: Karagiannis, Athanasios - Boulamatsis, Konstantinos I | 2026-08-28 |
| ATHANASIOS KARAGIANNIS | KOSTANTINOS GEORGIOU | 0-1 | E11 | Round 8: ATHANASIOS KARAGIANNIS - KOSTANTINOS GEORGIOU | 2023-07-15 |
| ATHANASIOS KARAGIANNIS | KONSTANTINOS KESOGLOU | 1-0 | D15 | Round 7: ATHANASIOS KARAGIANNIS - KONSTANTINOS KESOGLOU | 2023-07-14 |