2004 Tennis Masters Cup – Singles
| Singles | |
|---|---|
| 2004 Tennis Masters Cup | |
| Champion | Roger Federer |
| Runner-up | Lleyton Hewitt |
| Score | 6–3, 6–2 |
| Draw | 8 |
Defending champion Roger Federer defeated Lleyton Hewitt in the final, 6–3, 6–2 to win the singles tennis title at the 2004 Tennis Masters Cup. It was his second Tour Finals title.