38 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Kollias, Ioannis K. | Pham, Khoi | 0-1 | B30 | Round 8: Kollias, Ioannis K. - Pham, Khoi | 2026-07-24 |
| Kollias, Ioannis K. | Sulashvili, Malkhaz | 1/2-1/2 | B48 | Round 6: Kollias, Ioannis K. - Sulashvili, Malkhaz | 2026-07-22 |
| Kollias, Ioannis K. | Stefanou, Dimitrios | 0-1 | B00 | Round 5: Kollias, Ioannis K. - Stefanou, Dimitrios | 2026-02-22 |
| Kollias, Ioannis K. | Kyparissopoulos, Spyridon | 1/2-1/2 | C11 | Round 3: Kollias, Ioannis K. - Kyparissopoulos, Spyridon | 2026-02-21 |
| Kollias, Ioannis K. | Tzortzatos, Dimosthenis Panagiot | 0-1 | B00 | Round 8: Kollias, Ioannis K. - Tzortzatos, Dimosthenis Panagiot | 2026-01-09 |
| Kollias, Ioannis K. | Margaritis, Ioannis M | 1-0 | B00 | Round 7: Kollias, Ioannis K. - Margaritis, Ioannis M | 2026-01-08 |
| Kollias, Ioannis K. | Kalogridis, Antonios | 0-1 | B30 | Round 5: Kollias, Ioannis K. - Kalogridis, Antonios | 2026-01-06 |
| Kollias, Ioannis K. | Galanis, Nikolaos-Panagiotis | 1/2-1/2 | C79 | Round 3: Kollias, Ioannis K. - Galanis, Nikolaos-Panagiotis | 2026-01-04 |
| Kollias, Ioannis K. | Krallis, Christos | 0-1 | B30 | Round 1: Kollias, Ioannis K. - Krallis, Christos | 2025-12-31 |
| Kollias, Ioannis K. | Delchev, Aleksander | 0-1 | B43 | Round 1: Kollias, Ioannis K. - Delchev, Aleksander | 2025-07-19 |
| Kollias, Ioannis K. | Charkhalashvili, Inga | 0-1 | A03 | Round 1: Kollias, Ioannis K. - Charkhalashvili, Inga | 2024-08-06 |
| Kollias, Ioannis K. | Fragkos, Vasileios | 0-1 | C97 | Round 9: Kollias, Ioannis K. - Fragkos, Vasileios | 2024-07-17 |
| Kollias, Ioannis K. | Tzovanis, Anastasios Anagnostis | 1-0 | A02 | Round 8: Kollias, Ioannis K. - Tzovanis, Anastasios Anagnostis | 2024-07-16 |
| Kollias, Ioannis K. | Kokkalis, Vasilios | 1-0 | A03 | Round 5: Kollias, Ioannis K. - Kokkalis, Vasilios | 2024-07-14 |
| Kollias, Ioannis K. | Gazis, Efstathios | 1/2-1/2 | B13 | Round 2: Kollias, Ioannis K. - Gazis, Efstathios | 2024-07-12 |
| Ioannis K. Kollias | Ioannis Kosmidis | 0-1 | C70 | Round 4: Ioannis K. Kollias - Ioannis Kosmidis | 2024-01-04 |
| Ioannis K. Kollias | Mihail Triantafilidis | 1/2-1/2 | B40 | Round 3: Ioannis K. Kollias - Mihail Triantafilidis | 2024-01-03 |
| IOANNIS K. KOLLIAS | VASILIOS KOTRONIAS | 0-1 | B06 | Round 9: IOANNIS K. KOLLIAS - VASILIOS KOTRONIAS | 2023-07-16 |
| IOANNIS K. KOLLIAS | KONSTANTINA DEREKA | 1-0 | B44 | Round 7: IOANNIS K. KOLLIAS - KONSTANTINA DEREKA | 2023-07-14 |
| IOANNIS K. KOLLIAS | ATHANASIOS KARAGIANNIS | 0-1 | B14 | Round 6: IOANNIS K. KOLLIAS - ATHANASIOS KARAGIANNIS | 2023-07-13 |
| Kollias, Ioannis K. | Kanakaris, Georgios | 0-1 | B96 | Greek Team Cup Final 8 | 2022-08-18 |