Ostend CH 1981 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Jerome Potier | d. | Miloslav Lacek | 6-2 6-2 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Miloslav Lacek | d. | Trevor Allan | 1-6 6-2 6-2 |
| Jerome Potier | d. | Hans Peter Kandler | 7-5 6-0 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Hans Peter Kandler | d. | Stefan Svensson | 6-3 6-2 |
| Jerome Potier | d. | Jiri Granat | 6-2 6-2 |
| Miloslav Lacek | d. | Eric Deblicker | 6-0 2-6 6-0 |
| Trevor Allan | d. | Anders Jarryd | 6-7 6-2 6-3 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Miloslav Lacek | d. | Erick Iskersky | 7-6 7-5 |
| Hans Peter Kandler | d. | Alain Boucher | 7-6 6-0 |
| Jerome Potier | d. | Scott Lipton | 6-2 6-4 |
| Trevor Allan | d. | Chris Johnstone | 6-3 4-6 6-3 |
| Eric Deblicker | d. | John Feaver | 6-3 4-6 6-2 |
| Stefan Svensson | d. | Jan Gunnarsson | 7-6 4-6 6-4 |
| Jiri Granat | d. | Bernard Boileau | 6-0 6-3 |
| Anders Jarryd | d. | Cliff Letcher | 6-0 6-1 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Stefan Svensson | d. | Jacques Grandjean | 6-3 7-6 |
| Scott Lipton | d. | Egan Adams | 6-2 7-5 |
| Cliff Letcher | d. | William Blaze | 5-7 6-4 6-4 |
| Hans Peter Kandler | d. | Alain Brichant | 6-3 6-0 |
| Erick Iskersky | d. | Junie Chatman | 6-0 6-1 |
| Jiri Granat | d. | Warren Maher | 6-4 6-2 |
| John Feaver | d. | Dale Collings | 6-3 6-4 |
| Alain Boucher | d. | Mike Myburg | 6-3 7-5 |
| Trevor Allan | d. | Christophe Casa | 6-2 7-5 |
| Miloslav Lacek | d. | Wayne Hampson | 6-1 6-3 |
| Jerome Potier | d. | Filip Krajcik | 6-1 6-0 |
| Chris Johnstone | d. | Jan Van Langendonck | 6-3 6-3 |
| Eric Deblicker | d. | Jerome Vanier | 7-5 6-7 6-1 |
| Jan Gunnarsson | d. | Zdenek Slizek | 7-5 4-6 6-2 |
| Bernard Boileau | d. | Thierry Stevaux | 6-1 6-4 |
| Anders Jarryd | d. | Eric Wilborts | 6-4 6-3 |