Sofia 1 CH 1973 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Tom Okker | d. | John Alexander | 7-5 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Tom Okker | d. | Tom Gorman | 6-3 7-6 |
| John Alexander | d. | Cliff Richey | 7-6 0-6 7-6 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Tom Okker | d. | Torben Ulrich | 6-2 6-2 |
| Tom Gorman | d. | Mark Cox | 4-6 6-1 6-4 |
| Cliff Richey | d. | Brian Gottfried | 6-4 2-6 6-2 |
| John Alexander | d. | Arthur Ashe | 6-1 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Tom Okker | d. | Frew Mcmillan | 6-1 6-4 |
| Torben Ulrich | d. | Robert Kreiss | 6-3 7-6 |
| Tom Gorman | d. | Kim Warwick | 6-0 2-6 6-3 |
| Mark Cox | d. | Pat Cramer | 6-2 6-1 |
| Brian Gottfried | d. | John Bartlett | 6-4 6-4 |
| Cliff Richey | d. | Bob Mckinley | 6-0 6-4 |
| John Alexander | d. | Bob Carmichael | 6-4 5-7 6-4 |
| Arthur Ashe | d. | Sherwood Stewart | 6-4 6-4 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Tom Okker | d. | Billy Higgins | 6-4 6-3 |
| Frew Mcmillan | d. | William Brown | 6-3 7-6 |
| Robert Kreiss | d. | Jaime Fillol | 6-1 2-6 7-5 |
| Torben Ulrich | d. | Terry Ryan | 6-2 6-3 |
| Tom Gorman | d. | Saeed Meer | 6-2 6-2 |
| Kim Warwick | d. | Milan Holecek | 6-3 2-6 7-6 |
| Mark Cox | d. | Bill Lloyd | 6-2 6-2 |
| Pat Cramer | d. | Mike Estep | 4-6 7-5 DEF |
| John Bartlett | d. | Dick Knight | 2-6 3-6 6-4 |
| Brian Gottfried | d. | Jean Baptiste Chanfreau | 6-2 7-6 |
| Bob Mckinley | d. | Brian Teacher | 7-6 7-6 |
| Cliff Richey | d. | Steve Faulk | 6-3 6-1 |
| Bob Carmichael | d. | Steve Tidball | 6-4 6-2 |
| John Alexander | d. | Gerald Battrick | 4-6 6-1 7-6 |
| Sherwood Stewart | d. | Graham Stilwell | 6-3 6-2 |
| Arthur Ashe | d. | Gary Groslimond | 6-2 7-5 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0