| 1973 Winston Cup Race Winners | |||
| Race # | Race | Location | Winner |
| 1 | Winston Western 500 | Riverside CA | Mark Donohue |
| 2 | Daytona 500 | Daytona Beach FL | Richard Petty |
| 3 | Richmond 500 | Richmond VA | Richard Petty |
| 4 | Carolina 500 | Rockingham NC | David Pearson |
| 5 | Southeastern 500 | Bristol TN | Cale Yarborough |
| 6 | Atlanta 500 | Atlanta GA | David Pearson |
| 7 | Gwyn Staley Mem. | N Wilkesboro NC | Richard Petty |
| 8 | Rebel 500 | Darlington SC | David Pearson |
| 9 | Virginia 500 | Martinsville VA | David Pearson |
| 10 | Winston 500 | Talladega AL | David Pearson |
| 11 | Music City 420 | Nashville TN | Cale Yarborough |
| 12 | World 600 | Charlotte NC | Buddy Baker |
| 13 | Mason-Dixon 500 | Dover DE | David Pearson |
| 14 | Alamo 500 | College Station TX | Richard Petty |
| 15 | Tuborg 400 | Riverside CA | Bobby Allison |
| 16 | Motor State 400 | Brooklyn MI | David Pearson |
| 17 | Firecracker 400 | Daytona Beach FL | David Pearson |
| 18 | Volunteer 500 | Bristol TN | Benny Parsons |
| 19 | Dixie 500 | Atlanta GA | David Pearson |
| 20 | Talladega 500 | Talladega AL | Dick Brooks |
| 21 | Nashville 420 | Nashville TN | Buddy Baker |
| 22 | Southern 500 | Darlington SC | Cale Yarborough |
| 23 | Capital City 500 | Richmond VA | Richard Petty |
| 24 | Delaware 500 | Dover DE | David Pearson |
| 25 | Wilkes 400 | N Wilkesboro NC | Bobby Allison |
| 26 | Old Dominion 500 | Martinsville VA | Richard Petty |
| 27 | National 500 | Concord NC | Cale Yarborough |
| 28 | American 500 | Rockingham NC | David Pearson |
| 29 | Texas 500 | College Station TX | Buddy Baker |