Rotterdam 1980 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Heinz Gunthardt | d. | Gene Mayer | 6-2 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Gene Mayer | d. | Paul Mcnamee | 6-7 6-3 6-1 |
| Heinz Gunthardt | d. | Ivan Lendl | 4-6 7-6 6-3 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Gene Mayer | d. | Chris Delaney | 6-4 6-4 |
| Paul Mcnamee | d. | Vijay Amritraj | 6-3 6-4 |
| Ivan Lendl | d. | Ilie Nastase | 7-5 6-1 |
| Heinz Gunthardt | d. | John Sadri | 7-6 5-7 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Gene Mayer | d. | Brian Teacher | 6-2 6-4 |
| Chris Delaney | d. | Adriano Panatta | 1-6 6-3 7-5 |
| Paul Mcnamee | d. | Georges Goven | 6-4 6-4 |
| Vijay Amritraj | d. | Buster C Mottram | 6-7 6-3 6-3 |
| Ilie Nastase | d. | Bernard Boileau | 6-3 2-6 6-3 |
| Ivan Lendl | d. | Colin Dibley | 6-2 6-1 |
| Heinz Gunthardt | d. | Johan Kriek | 6-4 6-0 |
| John Sadri | d. | Louk Sanders | 6-2 6-2 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Gene Mayer | d. | Peter Mcnamara | 6-0 6-1 |
| Brian Teacher | d. | Jean Francois Caujolle | 6-2 6-4 |
| Chris Delaney | d. | Marc Albert | 4-6 6-4 7-5 |
| Adriano Panatta | d. | Butch Walts | 1-6 7-6 6-4 |
| Paul Mcnamee | d. | Stan Smith | 6-2 6-2 |
| Georges Goven | d. | Paul Van Min | 7-5 7-5 |
| Buster C Mottram | d. | Eric Wilborts | 6-3 6-0 |
| Vijay Amritraj | d. | Bernard Fritz | 6-4 6-3 |
| Bernard Boileau | d. | Frew Mcmillan | 6-3 2-6 6-3 |
| Ilie Nastase | d. | Bill Scanlon | 7-6 6-1 |
| Colin Dibley | d. | Terry Rocavert | 6-1 4-1 |
| Ivan Lendl | d. | Gianni Ocleppo | 6-3 6-4 |
| Johan Kriek | d. | Tim Gullikson | 6-3 6-4 |
| Heinz Gunthardt | d. | Leo Palin | 7-5 6-3 |
| Louk Sanders | d. | Carlos Kirmayr | 6-4 7-5 |
| John Sadri | d. | Hank Pfister | 6-4 6-4 |