| Singles | |
|---|---|
| 1999 Sybase Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–3, 6–2 |
Andre Agassi was the defending champion, but was defaulted in his second round match against Cecil Mamiit for swearing at a line judge.
Mark Philippoussis won the title, defeating Mamiit 6–3, 6–2 in the final.