26 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Havelka, Ondrej | Keprt, Dominik | 1-0 | D35 | Round 7: Havelka, Ondrej - Keprt, Dominik | 2026-08-07 |
| Havelka, Ondrej | Roubalik, Jakub | 0-1 | E53 | Round 5: Havelka, Ondrej - Roubalik, Jakub | 2026-08-05 |
| Havelka, Ondrej | Simacek, Pavel | 0-1 | C21 | Round 3: Havelka, Ondrej - Simacek, Pavel | 2026-08-03 |
| Havelka, Ondrej | Prihoda, Josef | 1-0 | D12 | Round 1: Havelka, Ondrej - Prihoda, Josef | 2026-08-01 |
| Havelka, Ondrej | Ragger, Markus | 0-1 | D85 | Czech Extraliga | 2023-02-18 |
| Havelka Ondrej | Sahidi Samir | 0-1 | E04 | Slovak Chess OPEN Skalica Chess Festival | 2022-08-27 |
| Havelka Ondrej | Mihok-Juhasz Barbara | 0-1 | E81 | Slovak Chess OPEN Skalica Chess Festival | 2022-08-25 |
| Havelka Ondrej | Rybka Simon | 1-0 | E75 | Slovak Chess OPEN Skalica Chess Festival | 2022-08-23 |
| Havelka Ondrej | Bochnicka Vladimir | 1/2-1/2 | D27 | Slovak Chess OPEN Skalica Chess Festival | 2022-08-21 |
| Havelka, Ondrej | Movsesian, Gabriel | 1-0 | E40 | skalica b | |
| Havelka, Ondrej | Strouts, Graham | 1-0 | A40 | skalica b | |
| Havelka, Ondrej | Jablonicky, Martin | 0-1 | E81 | skalica b | |
| Havelka, Ondrej | Petrik, Matus | 1-0 | E53 | skalica b |