Games played by David Onderek
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Onderek, D | Nagy, Z | 2305 | 0-1  |
31 | E13 | 1993 | Hlinsko op |
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| Onderek, D | Holfeuerova, L | 1-0 |
31 | E88 | 1993 | Hlinsko op |
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| Onderek, D | Hausner, I | 2465 | 0-1 |
38 | D13 | 1993 | Hlinsko op |
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| Onderek, D | Baudys, O | 1-0 |
49 | A42 | 1993 | Hlinsko op |
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| Onderek, D | 2050 | Smid, J | 1875 | ½-½ |
12 | D93 | 1993 | CZE Czechia-ch |
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| Onderek, D | 2050 | Weingartner, P | 1965 | ½-½ |
25 | A86 | 1993 | CZE Czechia-ch |
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| Stodola, J | 2230 | Onderek, D | 0-1 |
50 | A03 | 1993 | Hlinsko op |
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