Tour · 1980-07-28 · draw of 32
South Orange 1980
ClayFinal
| 🇦🇷 Jose-Luis Clerc | d. | 🇺🇸 John McEnroe | 6-3 6-2 | H2H |
Semifinals
| 🇦🇷 Jose-Luis Clerc | d. | 🇨🇴 Alvaro Betancur | 6-3 6-2 | H2H |
| 🇺🇸 John McEnroe | d. | 🇦🇺 David Carter | 6-1 6-2 | H2H |
Quarterfinals
| 🇦🇺 David Carter | d. | 🇵🇪 Fernando Maynetto | 6-2 7-5 | H2H |
| 🇨🇴 Alvaro Betancur | d. | 🇺🇸 Blaine Willenborg | 6-4 6-4 | H2H |
| 🇦🇷 Jose-Luis Clerc | d. | 🇦🇷 Ricardo Cano | 6-3 6-2 | H2H |
| 🇺🇸 John McEnroe | d. | 🇺🇸 Van Winitsky | 6-3 4-6 6-0 | H2H |
Round of 16
| 🇵🇪 Fernando Maynetto | d. | 🇫🇷 Pascal Portes | 3-6 6-4 6-0 | H2H |
| 🇨🇴 Alvaro Betancur | d. | 🇦🇺 John James | 6-3 6-4 | H2H |
| 🇦🇺 David Carter | d. | 🇿🇦 Deon Joubert | 6-3 6-1 | H2H |
| 🇺🇸 Blaine Willenborg | d. | 🇮🇳 Ramesh Krishnan | 6-4 2-6 6-2 | H2H |
| 🇦🇷 Ricardo Cano | d. | 🇺🇸 Steve Krulevitz | 6-4 6-1 | H2H |
| 🇺🇸 Van Winitsky | d. | 🇦🇺 Warren Maher | 6-2 6-3 | H2H |
| 🇦🇷 Jose-Luis Clerc | d. | 🇺🇸 Rodney Harmon | 6-3 6-4 | H2H |
| 🇺🇸 John McEnroe | d. | 🇬🇧 John Lloyd | 6-0 6-1 | H2H |
Round of 32
| 🇺🇸 Blaine Willenborg | d. | 🇺🇸 Zan Guerry | 6-2 6-3 | H2H |
| 🇫🇷 Pascal Portes | d. | 🇫🇷 Christophe Freyss | 6-4 4-6 6-2 | H2H |
| 🇦🇺 Warren Maher | d. | 🇺🇸 John Hayes | 6-1 7-6 | H2H |
| 🇬🇧 John Lloyd | d. | 🇬🇧 Colin Dowdeswell | 6-1 6-4 | H2H |
| 🇺🇸 Steve Krulevitz | d. | 🇺🇸 Fritz Buehning | 7-6 6-2 | H2H |
| 🇦🇺 John James | d. | 🇺🇸 David Schneider | 1-6 6-2 6-1 | H2H |
| 🇺🇸 Rodney Harmon | d. | 🇺🇸 Marcel Freeman | 7-6 2-6 7-6 | H2H |
| 🇦🇺 David Carter | d. | 🇦🇺 Syd Ball | 6-4 1-6 6-3 | H2H |
| 🇿🇦 Deon Joubert | d. | 🇮🇳 Anand Amritraj | 7-5 6-3 | H2H |
| 🇮🇳 Ramesh Krishnan | d. | 🇦🇺 Terry Rocavert | 7-6 6-4 | H2H |
| 🇦🇷 Ricardo Cano | d. | 🇦🇺 Alvin Gardiner | 6-4 5-7 6-3 | H2H |
| 🇺🇸 Van Winitsky | d. | 🇦🇷 Carlos Gattiker | 6-2 6-3 | H2H |
| 🇨🇴 Alvaro Betancur | d. | 🇦🇺 Colin Dibley | 6-7 6-0 6-1 | H2H |
| 🇵🇪 Fernando Maynetto | d. | 🇺🇸 Peter Rennert | 6-7 6-4 6-4 | H2H |
| 🇦🇷 Jose-Luis Clerc | d. | 🇲🇽 Emilio Montano | 6-1 6-4 | H2H |
| 🇺🇸 John McEnroe | d. | 🇺🇸 Jay Lapidus | 4-6 6-3 6-4 | H2H |