Tommy Haas Singles: 27 (15–12) Singles: 27 (15–12)

| Outcome | Date_ | Surface | Opponent | Score |
|---|---|---|---|---|
| Runner-up | 13 October 1997 | Hard (i) | Fabrice Santoro | 4–6, 4–6 |
| Runner-up | 19 October 1998 | Hard (i) | Àlex Corretja | 6–2, 6–7 (6–8) , 1–6 |
| Runner-up | 11 January 1999 | Hard | Sjeng Schalken | 4–6, 4–6 |
| Winner | 15 February 1999 | Hard | Jim Courier | 6–4, 6–1 |
| Runner-up | 19 July 1999 | Clay | Magnus Norman | 7–6 (8–6) , 6–4, 6–7 (7–9) , 0–6, 3–6 |
| Runner-up | 17 September 1999 | Carpet | Greg Rusedski | 3–6, 4–6, 7–6 (7–5) , 6–7 (5–7) |
| Runner-up | 1 May 2000 | Clay | Franco Squillari | 4–6, 4–6 |
| Runner-up | 18 September 2000 | Hard | Yevgeny Kafelnikov | 6–7 (4–7) , 6–3, 2–6, 6–4, 3–6 |