Poznan CH 1991 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Martin Damm Sr | d. | David Rikl | 3-6 7-5 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| David Rikl | d. | Tomas Anzari | 6-4 6-3 |
| Martin Damm Sr | d. | Daniel Orsanic | 6-3 7-6 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| David Rikl | d. | Gabriel Markus | 7-6 6-3 |
| Tomas Anzari | d. | Vaclav Roubicek | 3-6 6-1 6-4 |
| Daniel Orsanic | d. | Martin Strelba | 7-6 6-4 |
| Martin Damm Sr | d. | Federico Mordegan | 6-4 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Gabriel Markus | d. | Girts Dzelde | 6-4 6-2 |
| David Rikl | d. | Joost Winnink | 6-2 6-7 6-3 |
| Tomas Anzari | d. | Libor Nemecek | 7-6 7-6 |
| Vaclav Roubicek | d. | Sasa Hirszon | 6-3 6-0 |
| Martin Strelba | d. | Dinu Pescariu | 6-4 6-2 |
| Daniel Orsanic | d. | Lars Anders Wahlgren | 6-1 6-0 |
| Martin Damm Sr | d. | Libor Pimek | 4-6 6-2 6-3 |
| Federico Mordegan | d. | Joao Cunha Silva | 5-7 6-1 6-4 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Gabriel Markus | d. | Bartlomiej Dabrowski | 6-2 6-2 |
| Girts Dzelde | d. | Andres Vysand | 2-6 7-6 7-6 |
| Joost Winnink | d. | Jacco Van Duyn | 2-6 7-6 6-1 |
| David Rikl | d. | Carl Limberger | 6-4 6-4 |
| Tomas Anzari | d. | Francisco Montana | 6-4 7-5 |
| Libor Nemecek | d. | Jens Woehrmann | 6-4 6-3 |
| Sasa Hirszon | d. | Wojtek Kowalski | 3-6 6-3 6-3 |
| Vaclav Roubicek | d. | Andrei Merinov | 6-2 6-4 |
| Martin Strelba | d. | Juan Carlos Baguena | 6-3 4-6 6-3 |
| Dinu Pescariu | d. | Francesco Michelotti | 6-3 6-0 |
| Lars Anders Wahlgren | d. | Jan Kodes Jr | 6-1 6-4 |
| Daniel Orsanic | d. | Branislav Stankovic | 6-3 6-1 |
| Libor Pimek | d. | Bruno Oresar | 7-5 6-2 |
| Martin Damm Sr | d. | Marcelo Ingaramo | 6-1 6-3 |
| Federico Mordegan | d. | Dirk Dier | 6-2 6-3 |
| Joao Cunha Silva | d. | Lech Sidor | 6-3 6-4 |