1999 U.S. Open (golf) Third round Third round

| Place | Player | Country | Score | To_par |
|---|---|---|---|---|
| 1 | Payne Stewart | United States | 68-69-72=209 | –1 |
| 2 | Phil Mickelson | United States | 67-70-73=210 | E |
| T3 | Tim Herron | United States | 69-72-70=211 | +1 |
| T3 | Tiger Woods | United States | 68-71-72=211 | +1 |
| T5 | David Duval | United States | 67-70-75=212 | +2 |
| T5 | Vijay Singh | Fiji | 69-70-73=212 | +2 |
| T5 | Steve Stricker | United States | 70-73-69=212 | +2 |
| 8 | Billy Mayfair | United States | 67-72-74=213 | +3 |
| 9 | Jeff Maggert | United States | 71-69-74=214 | +4 |
| T10 | Paul Goydos | United States | 67-74-74=215 | +5 |
| T10 | John Huston | United States | 71-69-75=215 | +5 |
| T10 | Miguel Ángel Jiménez | Spain | 73-70-72=215 | +5 |
| T10 | Hal Sutton | United States | 69-70-76=215 | +5 |