1973 U.S. Open (golf) First round First round

| Place | Player | Country | Score | To_par |
|---|---|---|---|---|
| 1 | Gary Player | South Africa | 67 | –4 |
| T2 | Lee Trevino | United States | 70 | –1 |
| T2 | Jim Colbert | United States | 70 | –1 |
| T2 | Raymond Floyd | United States | 70 | –1 |
| T5 | Jack Nicklaus | United States | 71 | E |
| T5 | Johnny Miller | United States | 71 | E |
| T5 | Arnold Palmer | United States | 71 | E |
| T5 | Gene Littler | United States | 71 | E |
| T5 | Bob Charles | New Zealand | 71 | E |
| T5 | Ralph Johnston | United States | 71 | E |