1998 US Open – Mixed doubles
| Mixed doubles | |
|---|---|
| 1998 US Open | |
| Champions | Serena Williams Max Mirnyi |
| Runners-up | Lisa Raymond Patrick Galbraith |
| Score | 6–2, 6–2 |
| Draw | 32 |
| Seeds | 8 |
Serena Williams and Max Mirnyi defeated Lisa Raymond and Patrick Galbraith in the final, 6–2, 6–2 to win the mixed doubles tennis title at the 1998 US Open.
Manon Bollegraf and Rick Leach were the defending champions, but lost in the first round to Lindsay Davenport and Jan-Michael Gambill.
The Williams sisters, Venus and Serena, would sweep the grand slam mixed doubles titles in 1998. Venus and her partner, Justin Gimelstob, won the Australian Open and Roland Garros (beating Serena and Luis Lobo in the final), while Serena and her partner Max Mirnyi won Wimbledon and the US Open.