1977 U.S. Open (golf) Third round Third round

| Place | Player | Country | Score | To_par |
|---|---|---|---|---|
| 1 | Hubert Green | United States | 68-67-72=208 | –2 |
| 2 | Andy Bean | United States | 71-70-68=209 | –1 |
| T3 | Terry Diehl | United States | 69-68-73=210 | E |
| T3 | Gary Jacobsen | United States | 73-70-67=210 | E |
| T3 | Don Padgett | United States | 70-74-66=210 | E |
| T3 | Gary Player | South Africa | 72-67-71=210 | E |
| T3 | Tom Purtzer | United States | 69-69-72=210 | E |
| T3 | Tom Weiskopf | United States | 71-71-68=210 | E |
| T10 | Wally Armstrong | United States | 71-70-70=211 | +1 |
| T10 | Rod Funseth | United States | 69-70-72=211 | +1 |
| T10 | Lou Graham | United States | 72-71-68=211 | +1 |
| T10 | Jay Haas | United States | 72-68-71=211 | +1 |