Tour · 1973-01-29 · draw of 32
Des Moines 1973
CarpetFinal
| 🇺🇸 Clark Graebner | d. | 🇬🇷 Nicholas Kalogeropoulos | 7-5 4-6 6-4 | H2H |
Semifinals
| 🇬🇷 Nicholas Kalogeropoulos | d. | 🇪🇸 Juan Gisbert Sr | 6-7 6-4 7-5 | H2H |
| 🇺🇸 Clark Graebner | d. | 🇩🇪 Karl Meiler | 6-0 6-2 | H2H |
Quarterfinals
| 🇩🇪 Karl Meiler | d. | 🇿🇦 Pat Cramer | 6-4 6-4 | H2H |
| 🇬🇷 Nicholas Kalogeropoulos | d. | 🇨🇱 Jaime Pinto-Bravo | 6-3 6-3 | H2H |
| 🇺🇸 Clark Graebner | d. | 🇭🇺 Szabolcz Baranyi | 6-3 6-1 | H2H |
| 🇪🇸 Juan Gisbert Sr | d. | 🇦🇺 Ian Fletcher | 2-6 6-4 6-0 | H2H |
Round of 16
| 🇨🇱 Jaime Pinto-Bravo | d. | 🇭🇺 Peter Szoke | 6-4 7-6 | H2H |
| 🇬🇷 Nicholas Kalogeropoulos | d. | 🇺🇸 Richard Pancho Gonzales | 7-6 6-4 | H2H |
| 🇺🇸 Clark Graebner | d. | 🇨🇿 Jiri Hrebec | 7-6 3-6 6-2 | H2H |
| 🇪🇸 Juan Gisbert Sr | d. | 🇦🇺 John Cooper | 6-0 6-1 | H2H |
| 🇦🇺 Ian Fletcher | d. | 🇩🇪 Jurgen Fassbender | 6-4 0-6 7-5 | H2H |
| 🇿🇦 Pat Cramer | d. | 🇨🇿 Jan Kukal | 7-6 6-3 | H2H |
| 🇭🇺 Szabolcz Baranyi | d. | 🇷🇴 Ion Tiriac | 6-3 6-2 | H2H |
| 🇩🇪 Karl Meiler | d. | 🇷🇴 Ilie Nastase | 7-6 6-3 | H2H |
Round of 32
| 🇺🇸 Clark Graebner | d. | 🇷🇴 Gavorielle Marcu | 6-1 6-3 | H2H |
| 🇩🇪 Jurgen Fassbender | d. | 🇦🇹 Hans Kary | 7-6 7-6 | H2H |