Cologne CH 1983 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Matt Doyle | d. | Hans Dieter Beutel | 1-6 6-1 6-2 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Hans Dieter Beutel | d. | Pavel Slozil | 7-5 2-6 6-1 |
| Matt Doyle | d. | Bernard Mitton | 3-6 6-3 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Hans Dieter Beutel | d. | Eric Jelen | 6-4 7-5 |
| Pavel Slozil | d. | Nick Saviano | 6-3 6-4 |
| Matt Doyle | d. | Marko Ostoja | 6-4 6-0 |
| Bernard Mitton | d. | Sandy Mayer | W/O |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Eric Jelen | d. | Stan Smith | 7-5 6-4 |
| Hans Dieter Beutel | d. | Shlomo Glickstein | 6-1 7-6 |
| Nick Saviano | d. | Cassio Motta | 7-5 6-3 |
| Pavel Slozil | d. | Mark Dickson | 6-4 6-4 |
| Marko Ostoja | d. | Eric Korita | 6-2 3-0 RET |
| Matt Doyle | d. | Florin Segarceanu | 6-4 6-1 |
| Bernard Mitton | d. | Tim Wilkison | 7-6 6-4 |
| Sandy Mayer | d. | Andreas Maurer | W/O |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Stan Smith | d. | Brian Gottfried | 6-3 7-6 |
| Eric Jelen | d. | Scott Lipton | 4-6 6-3 6-1 |
| Hans Dieter Beutel | d. | Carlos Kirmayr | 6-7 6-4 6-4 |
| Shlomo Glickstein | d. | Michiel Schapers | 6-2 2-6 6-2 |
| Cassio Motta | d. | Mel Purcell | 7-5 6-3 |
| Nick Saviano | d. | Paul Annacone | 3-6 7-6 7-6 |
| Pavel Slozil | d. | Eric Fromm | 6-4 6-4 |
| Mark Dickson | d. | Tarik Benhabiles | 6-2 6-2 |
| Eric Korita | d. | Marcos Hocevar | 6-3 5-7 6-4 |
| Marko Ostoja | d. | Bernard Boileau | 6-4 6-0 |
| Florin Segarceanu | d. | Peter Elter | 0-6 6-2 6-2 |
| Matt Doyle | d. | Tomas Smid | 4-6 6-3 6-4 |
| Tim Wilkison | d. | Tim Mayotte | 6-4 7-5 |
| Bernard Mitton | d. | Jaromir Becka | 6-3 6-4 |
| Andreas Maurer | d. | Danie Visser | 7-6 6-2 |
| Sandy Mayer | d. | Boris Becker | 3-6 6-4 6-4 |