58 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Iolis, Oleg | Haan, Gertjan | 1-0 | B48 | Round 9: Iolis, Oleg - Haan, Gertjan | 2026-07-22 |
| Iolis, Oleg | Zwirs, Nico | 0-1 | B90 | Round 4: Iolis, Oleg - Zwirs, Nico | 2026-06-28 |
| Iolis, Oleg | Stolwijk, Colin | 1-0 | B12 | Round 2: Iolis, Oleg - Stolwijk, Colin | 2026-06-27 |
| Iolis, Oleg | Neurohr, Juergen | 0-1 | C45 | Round 5: Iolis, Oleg - Neurohr, Juergen | 2026-06-06 |
| Iolis, Oleg | Lahaye, Rick | 0-1 | B90 | Amsterdam Chess Open 2025 | 2025-10-24 |
| Iolis, Oleg | Raptis, Filippos | 1-0 | B32 | Round 5: Iolis, Oleg - Raptis, Filippos | 2025-05-31 |
| Iolis, Oleg | Gulbas, Cemil | 1-0 | C02 | Round 1: Iolis, Oleg - Gulbas, Cemil | 2025-05-30 |
| Iolis, Oleg | Toledo, Hillel | 1/2-1/2 | B33 | Round 3: Iolis, Oleg - Toledo, Hillel | 2025-05-30 |
| Iolis, Oleg | Sipila, Vilka | 0-1 | C11 | Round 2: Iolis, Oleg - Sipila, Vilka | 2024-11-09 |
| Iolis, Oleg | Hamblok, Roel | 1/2-1/2 | C02 | Round 6: Iolis, Oleg - Hamblok, Roel | 2024-07-11 |
| Iolis, Oleg | Vrolijk, Liam | 0-1 | C60 | Round 2: Iolis, Oleg - Vrolijk, Liam | 2024-06-21 |
| Iolis, Oleg | Barzen, Pascal | 0-1 | B42 | Round 4: Iolis, Oleg - Barzen, Pascal | 2024-05-31 |
| Iolis, Oleg | Maes, Tibo | 1/2-1/2 | B32 | Round 4: Iolis, Oleg - Maes, Tibo | 2024-04-09 |
| Iolis, Oleg | Van Elsacker, Jasper | 1-0 | B90 | Round 2: Iolis, Oleg - Van Elsacker, Jasper | 2024-04-08 |
| Iolis, Oleg | Huesmann, Thomas | 1-0 | C80 | Round 6: Iolis, Oleg - Huesmann, Thomas | 2024-03-31 |
| Iolis, Oleg | Korneev, Oleg | 1/2-1/2 | B46 | Round 7: Iolis, Oleg - Korneev, Oleg | 2024-03-31 |
| Iolis, Oleg | Pijpers, Arthur | 0-1 | B62 | Round 4: Iolis, Oleg - Pijpers, Arthur | 2024-03-30 |
| Iolis, Oleg | Grosser, Walter | 1-0 | B01 | Round 2: Iolis, Oleg - Grosser, Walter | 2024-03-29 |
| Iolis, Oleg | Gopal G.N. | * | B90 | Round 1: Iolis, Oleg - Gopal G.N. | 2024-03-02 |
| Oleg Iolis | Lucian-Ioan Filip | 0-1 | B40 | Round 4: Oleg Iolis - Lucian-Ioan Filip | 2023-10-09 |
| Oleg Iolis | Ilmars Starostits | * | B12 | Round 2: Oleg Iolis - Ilmars Starostits | 2023-10-08 |
| Oleg Iolis | Lukas Winterberg | 0-1 | C70 | Round 7: Oleg Iolis - Lukas Winterberg | 2023-06-11 |
| Oleg Iolis | Li Min Peng | 1/2-1/2 | C70 | Round 4: Oleg Iolis - Li Min Peng | 2023-06-09 |
| Oleg Iolis | Roberto Negro | 0-1 | B06 | Round 5: Oleg Iolis - Roberto Negro | 2022-12-10 |
| Oleg Iolis | Franco Privitera | 1-0 | C02 | Round 1: Oleg Iolis - Franco Privitera | 2022-12-08 |
| Iolis, Oleg | Van Zon, Paul | 1-0 | B33 | WLC 2022 A | |
| Iolis, Oleg | Verhoeven, Robin | 0-1 | B01 | WLC 2022 A | |
| Iolis, Oleg | Smit, Maarten | 1-0 | B12 | WLC 2022 A | |
| Iolis, Oleg | Peeters, Alex | 0-1 | B90 | Open Geraardsbergen 2025 |