2005 WTA Tour Championships – Singles
| Singles | |
|---|---|
| 2005 WTA Tour Championships | |
| Champion | Amélie Mauresmo |
| Runner-up | Mary Pierce |
| Score | 5–7, 7–6(7–3), 6–4 |
| Draw | 8 (RR + elimination) |
| Seeds | 8 |
Amélie Mauresmo defeated Mary Pierce in the final, 5–7, 7–6(7–3), 6–4 to win the singles tennis title at the 2005 WTA Tour Championships.
Maria Sharapova was the defending champion, but lost in the semifinals to Mauresmo.