Calgary 1973 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ilie Nastase | m. | Paul Gerken | 6-4 7-6 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ilie Nastase | m. | Ion Tiriac | 3-6 7-5 6-1 |
| Paul Gerken | m. | Juan Gisbert | 6-1 5-7 6-3 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ilie Nastase | m. | Nicholas Kalogeropoulos | 7-5 6-2 |
| Ion Tiriac | m. | Jurgen Fassbender | 6-0 7-5 |
| Paul Gerken | m. | Pat Cramer | 3-6 6-3 7-6 |
| Juan Gisbert | m. | Karl Meiler | 6-4 6-4 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ilie Nastase | m. | Jasjit Singh | 7-5 6-4 |
| Nicholas Kalogeropoulos | m. | Ian Fletcher | 7-6 7-5 |
| Jurgen Fassbender | m. | Peter Szoke | 6-7 6-2 6-4 |
| Ion Tiriac | m. | Tony Bardsley | 7-5 7-6 |
| Paul Gerken | m. | Mike Belkin | 6-3 6-1 |
| Pat Cramer | m. | John Cooper | 7-5 6-2 |
| Karl Meiler | m. | Jan Kukal | 6-3 7-6 |
| Juan Gisbert | m. | Szabolcz Baranyi | 6-4 6-2 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Jasjit Singh | m. | Gavorielle Marcu | 7-6 6-3 |
| Nicholas Kalogeropoulos | m. | Peter Burwash | 6-4 6-3 |
| Ian Fletcher | m. | Tito Vazquez | 7-5 6-7 6-2 |
| Jurgen Fassbender | m. | F D Robbins | 6-7 6-2 6-3 |
| Peter Szoke | m. | Jiri Hrebec | 6-7 6-4 7-6 |
| Ion Tiriac | m. | Freddie De Jesus | 4-6 6-3 6-2 |
| Tony Bardsley | m. | Mike Estep | 7-6 7-6 |
| Mike Belkin | m. | Hans Kary | 3-6 6-2 6-4 |
| Paul Gerken | m. | Don Mccormick | 6-1 6-1 |
| Pat Cramer | m. | Victor Amaya | 6-3 6-7 6-3 |
| Jan Kukal | m. | David Brown | 6-2 6-2 |
| Karl Meiler | m. | Jaime Pinto Bravo | 6-0 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0