Thomas Enqvist defeated Nicolas Kiefer 6-3 6-3 7-5 in the Davis Cup WG QF: GER vs SWE round robin on hard. The upset overturned the form book — Nicolas Kiefer came in leading the head-to-head 7–3. Thomas Enqvist narrowed the head-to-head to 7–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-02-16 | Memphis | SF | hard | Nicolas Kiefer | 6-3 6-3 |
| 2003-09-22 | Shanghai | R32 | carpet | Nicolas Kiefer | 1-6 6-3 6-3 |
| 2001-08-06 | Cincinnati Masters | R64 | hard | Nicolas Kiefer | 6-4 6-0 |
| 2001-07-30 | Canada Masters | R64 | hard | Nicolas Kiefer | 6-2 7-5 |
| 2001-05-21 | Dusseldorf | RR | clay | Thomas Enqvist | 6-2 6-3 |
| 2001-05-07 | Rome Masters | R32 | clay | Nicolas Kiefer | 7-6(4) 4-6 6-3 |
| 1999-11-22 | Tour Finals | RR | hard | Thomas Enqvist | 6-4 7-5 |
| 1999-05-10 | Rome Masters | R64 | clay | Nicolas Kiefer | 7-5 6-4 |
| 1999-04-12 | Tokyo | QF | hard | Nicolas Kiefer | 6-7(5) 7-5 6-4 |
| 1997-03-03 | Rotterdam | R16 | hard | Thomas Enqvist | 6-2 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.