1979 U.S. Open (golf) Third round Third round

| Place | Player | Country | Score | To_par |
|---|---|---|---|---|
| 1 | Hale Irwin | United States | 74-68-67=209 | –4 |
| 2 | Tom Weiskopf | United States | 71-74-67=212 | –1 |
| T3 | Jerry Pate | United States | 71-74-69=214 | +1 |
| T3 | Tom Purtzer | United States | 70-69-75=214 | +1 |
| T5 | Lee Elder | United States | 74-72-69=215 | +2 |
| T5 | Larry Nelson | United States | 71-68-76=215 | +2 |
| T7 | Bob Gilder | United States | 77-70-69=216 | +3 |
| T7 | David Graham | Australia | 73-73-70=216 | +3 |
| T7 | Bill Rogers | United States | 71-72-73=216 | +3 |
| T10 | Andy Bean | United States | 70-76-71=217 | +4 |
| T10 | Al Geiberger | United States | 74-74-69=217 | +4 |
| T10 | Bob E. Smith | United States | 77-71-69=217 | +4 |
| T10 | Bobby Walzel | United States | 74-72-71=217 | +4 |