Tour · 1980-04-07 · draw of 32
Tulsa 1980
HardFinal
| 🇺🇸 Howard Schoenfield | d. | 🇺🇸 Trey Waltke | 5-7 6-1 6-0 | H2H |
Semifinals
| 🇺🇸 Trey Waltke | d. | 🇺🇸 Van Winitsky | 5-7 6-3 6-4 | H2H |
| 🇺🇸 Howard Schoenfield | d. | 🇺🇸 Robert Lutz | 6-4 6-2 | H2H |
Quarterfinals
| 🇺🇸 Van Winitsky | d. | 🇺🇸 Randy Crawford | 6-0 6-4 | H2H |
| 🇺🇸 Howard Schoenfield | d. | 🇺🇸 Steve Krulevitz | 6-4 6-2 | H2H |
| 🇺🇸 Trey Waltke | d. | 🇺🇸 Bruce Manson | 6-4 3-6 7-6 | H2H |
| 🇺🇸 Robert Lutz | d. | 🇺🇸 Joel Bailey | 6-3 6-2 | H2H |
Round of 16
| 🇺🇸 Trey Waltke | d. | 🇦🇺 Steve Docherty | 6-7 7-6 6-4 | H2H |
| 🇺🇸 Howard Schoenfield | d. | 🇦🇺 John James | 6-2 6-3 | H2H |
| 🇺🇸 Randy Crawford | d. | 🇺🇸 Rick Rozen | 6-3 6-1 | H2H |
| 🇺🇸 Joel Bailey | d. | 🇺🇸 Tim Wilkison | 7-5 6-3 | H2H |
| 🇺🇸 Bruce Manson | d. | 🇺🇸 Gene Stuart Malin | 6-1 6-4 | H2H |
| 🇺🇸 Robert Lutz | d. | 🇵🇾 Francisco Gonzalez | 6-3 6-4 | H2H |
| 🇺🇸 Steve Krulevitz | d. | 🇦🇺 John Alexander | 3-6 7-6 6-3 | H2H |
| 🇺🇸 Van Winitsky | d. | 🇺🇸 Pat Dupre | 4-6 6-3 6-3 | H2H |
Round of 32
| 🇺🇸 Van Winitsky | d. | 🇺🇸 George Hardie | 7-6 7-5 | H2H |
| 🇺🇸 Gene Stuart Malin | d. | 🇺🇸 Dick Stockton | 3-6 6-3 7-5 | H2H |
| 🇺🇸 Steve Krulevitz | d. | 🇦🇺 David Carter | 6-3 6-1 | H2H |
| 🇦🇺 John James | d. | 🇺🇸 Cary Stansbury | 6-0 2-6 6-3 | H2H |
| 🇵🇾 Francisco Gonzalez | d. | 🇺🇸 Bill Maze | 6-2 6-2 | H2H |
| 🇦🇺 Steve Docherty | d. | 🇺🇸 Mark Turpin | 6-4 4-6 6-4 | H2H |
| 🇺🇸 Randy Crawford | d. | 🇺🇸 John Whitlinger | 4-6 6-3 6-2 | H2H |
| 🇺🇸 Joel Bailey | d. | 🇦🇹 Filip Krajcik | 4-6 6-3 6-3 | H2H |
| 🇺🇸 Rick Rozen | d. | 🇺🇸 Erik Van Dillen | 7-6 6-4 | H2H |
| 🇺🇸 Tim Wilkison | d. | 🇦🇺 Warren Maher | 2-6 6-3 7-5 | H2H |
| 🇺🇸 Bruce Manson | d. | 🇺🇸 Mark Wooldridge | 6-3 6-2 | H2H |
| 🇺🇸 Howard Schoenfield | d. | 🇺🇸 Tom Gorman | 6-2 6-4 | H2H |
| 🇺🇸 Trey Waltke | d. | 🇺🇸 Vincent Van Patten | 6-3 6-3 | H2H |
| 🇺🇸 Robert Lutz | d. | 🇺🇸 John Austin | 6-1 6-4 | H2H |
| 🇦🇺 John Alexander | d. | 🇺🇸 David Parker | 7-6 6-4 | H2H |
| 🇺🇸 Pat Dupre | d. | 🇧🇷 Cassio Motta | 6-2 7-6 | H2H |