Tour · 1968-03-04 · draw of 32
Barranquilla 1968
ClayFinal
| 🇳🇱 Tom Okker | d. | 🇺🇸 Marty Riessen | 8-6 6-3 6-3 | H2H |
Semifinals
| 🇺🇸 Marty Riessen | d. | 🇬🇧 Mark Cox | 6-0 6-3 6-4 | H2H |
| 🇳🇱 Tom Okker | d. | 🇪🇨 Pancho J.F. Guzman | 6-3 6-1 6-1 | H2H |
Quarterfinals
| 🇺🇸 Marty Riessen | d. | 🇭🇺 Istvan Gulyas | 6-2 6-4 | H2H |
| 🇳🇱 Tom Okker | d. | 🇨🇿 Jan Kukal | 6-3 7-5 | H2H |
| 🇪🇨 Pancho J.F. Guzman | d. | 🇦🇺 Ray Ruffels | 7-9 6-3 6-2 | H2H |
| 🇬🇧 Mark Cox | d. | 🇩🇪 Ingo Buding | 6-3 4-6 6-1 | H2H |
Round of 16
| 🇦🇺 Ray Ruffels | d. | 🇺🇸 Herb Fitzgibbon | 6-4 1-6 6-3 | H2H |
| 🇺🇸 Marty Riessen | d. | 🇨🇿 Jan Kodes | 8-6 6-2 | H2H |
| 🇳🇱 Tom Okker | d. | 🇭🇷 Zeljko Franulovic | 6-4 1-6 6-4 | H2H |
| 🇨🇿 Jan Kukal | d. | 🇺🇸 Allen Fox | 6-4 6-4 | H2H |
| 🇪🇨 Pancho J.F. Guzman | d. | 🇺🇸 Cliff Richey | 6-4 2-6 6-3 | H2H |
| 🇭🇺 Istvan Gulyas | d. | 🇺🇸 Tom Edlefsen | 6-2 7-5 | H2H |
| 🇬🇧 Mark Cox | d. | 🇺🇸 Gardnar Mulloy | 6-3 6-3 | H2H |
| 🇩🇪 Ingo Buding | d. | 🇦🇺 Bill Bowrey | 5-7 6-1 6-2 | H2H |
Round of 32
| 🇦🇺 Ray Ruffels | d. | 🇨🇴 Alvaro Betancur | 6-2 6-2 | H2H |
| 🇺🇸 Marty Riessen | d. | 🇨🇱 Patricio Rodriguez | 6-1 6-3 | H2H |
| 🇺🇸 Cliff Richey | d. | 🇮🇱 Josef Stabholz | 6-0 6-1 | H2H |
| 🇳🇱 Tom Okker | d. | 🇨🇴 Lubin Taborda | 6-1 6-1 | H2H |
| 🇺🇸 Gardnar Mulloy | d. | 🇷🇸 Boro Jovanovic | 6-4 8-6 | H2H |
| 🇨🇿 Jan Kukal | d. | 🇬🇧 Michael Sangster | 7-5 4-6 7-5 | H2H |
| 🇨🇿 Jan Kodes | d. | 🇪🇸 Jose Luis Arilla | 6-3 6-1 | H2H |
| 🇪🇨 Pancho J.F. Guzman | d. | 🇨🇴 Nunil Velasco | 6-2 5-7 6-4 | H2H |
| 🇭🇺 Istvan Gulyas | d. | 🇨🇴 Gustavo Rueda | 6-3 6-1 | H2H |
| 🇭🇷 Zeljko Franulovic | d. | 🇺🇸 Jim Osborne | 6-4 3-6 6-4 | H2H |
| 🇺🇸 Allen Fox | d. | 🇺🇸 Richard Ogden | 6-4 6-4 | H2H |
| 🇺🇸 Herb Fitzgibbon | d. | 🇪🇸 Manuel Orantes | 6-2 6-3 | H2H |
| 🇺🇸 Tom Edlefsen | d. | 🇨🇱 Andres Hammersley | 6-2 6-1 | H2H |
| 🇬🇧 Mark Cox | d. | Richard Russell | 6-1 6-1 | H2H |
| 🇩🇪 Ingo Buding | d. | 🇺🇸 Jim McManus | 6-2 4-6 6-1 | H2H |
| 🇦🇺 Bill Bowrey | d. | 🇨🇴 Antonio Gonzalez | 6-2 6-2 | H2H |