Tour · 1970-04-20 · draw of 32
Houston 1970
ClayFinal
| 🇺🇸 Clark Graebner | d. | 🇺🇸 Cliff Richey | 2-6 6-3 5-7 6-3 6-2 | H2H |
Semifinals
| 🇺🇸 Clark Graebner | d. | 🇪🇸 Manuel Santana | 6-4 6-4 6-4 | H2H |
| 🇺🇸 Cliff Richey | d. | 🇷🇸 Nicola Spear | 6-3 6-1 6-3 | H2H |
Quarterfinals
| 🇷🇸 Nicola Spear | d. | 🇦🇺 Bob Carmichael | 6-4 2-6 6-4 | H2H |
| 🇺🇸 Clark Graebner | d. | 🇳🇿 Brian Fairlie | 6-0 6-2 | H2H |
| 🇪🇸 Manuel Santana | d. | 🇩🇪 Ingo Buding | 6-1 10-8 | H2H |
| 🇺🇸 Cliff Richey | d. | 🇺🇸 Jim McManus | 6-1 6-1 | H2H |
Round of 16
| 🇷🇸 Nicola Spear | d. | 🇭🇺 Peter Szoke | 6-3 6-4 | H2H |
| 🇺🇸 Jim McManus | d. | 🇺🇸 Barry MacKay | 16-14 6-2 | H2H |
| 🇳🇿 Brian Fairlie | d. | 🇺🇸 Tom Gorman | 6-3 6-0 | H2H |
| 🇩🇪 Ingo Buding | d. | 🇨🇱 Luis Ayala | 2-6 6-3 6-2 | H2H |
| 🇦🇺 Bob Carmichael | d. | 🇫🇮 Pekka Saila | 6-1 9-7 | H2H |
| 🇺🇸 Clark Graebner | d. | 🇺🇸 Tom Edlefsen | 6-3 4-6 6-3 | H2H |
| 🇪🇸 Manuel Santana | d. | 🇺🇸 Jim Osborne | 6-3 11-9 | H2H |
| 🇺🇸 Cliff Richey | d. | 🇺🇸 Dick Stockton | 6-3 6-4 | H2H |
Round of 32
| 🇭🇺 Peter Szoke | d. | 🇲🇽 Joaquin Loyo-Mayo | 6-3 1-6 6-2 | H2H |
| 🇺🇸 Dick Stockton | d. | 🇦🇺 Terry Addison | 12-10 6-3 | H2H |
| 🇷🇸 Nicola Spear | d. | 🇺🇸 Robert McKinley | 6-4 6-1 | H2H |
| 🇫🇮 Pekka Saila | d. | 🇺🇸 Roy Barth | 7-5 6-1 | H2H |
| 🇺🇸 Jim Osborne | d. | 🇳🇿 Onny Parun | 3-6 6-4 6-3 | H2H |
| 🇺🇸 Jim McManus | d. | 🇨🇦 Mike Belkin | 6-4 8-6 | H2H |
| 🇺🇸 Barry MacKay | d. | 🇺🇸 Ivan Mikysa | 1-6 6-2 6-3 | H2H |
| 🇺🇸 Tom Gorman | d. | 🇩🇪 Hans-Joachim Ploetz | 6-4 6-3 | H2H |
| 🇳🇿 Brian Fairlie | d. | 🇨🇿 Jiri Medonos | 6-2 15-17 7-5 | H2H |
| 🇺🇸 Tom Edlefsen | d. | 🇯🇵 Jun Kuki | 6-3 6-4 | H2H |
| 🇩🇪 Ingo Buding | d. | 🇺🇸 Pancho Walthall | 7-5 6-1 | H2H |
| 🇨🇱 Luis Ayala | d. | 🇺🇸 Brian Gottfried | 6-2 6-1 | H2H |
| 🇦🇺 Bob Carmichael | d. | 🇺🇸 Jack Jackson | 6-3 6-4 | H2H |
| 🇺🇸 Clark Graebner | d. | 🇺🇸 Lornie Kuhle | 7-5 6-3 | H2H |
| 🇪🇸 Manuel Santana | d. | 🇺🇸 William Tym | 6-2 8-10 6-3 | H2H |
| 🇺🇸 Cliff Richey | d. | 🇨🇴 William Alvarez | 6-2 7-5 | H2H |