Jurgen Melzer advanced when Nicolas Kiefer retired 6-1 in the Halle round of 16. Jurgen Melzer claimed a first win over Nicolas Kiefer in nine meetings, narrowing the head-to-head to 8–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-06 | Davis Cup WG R1: GER vs AUT | RR | hard | Nicolas Kiefer | 7-6(3) 6-4 6-4 |
| 2006-05-29 | Roland Garros | R128 | clay | Nicolas Kiefer | 7-6(4) 6-3 6-1 |
| 2006-05-15 | Hamburg Masters | R64 | clay | Nicolas Kiefer | 6-2 3-6 6-3 |
| 2005-10-24 | St. Petersburg | R16 | carpet | Nicolas Kiefer | 3-6 6-3 7-5 |
| 2004-07-26 | Canada Masters | QF | hard | Nicolas Kiefer | 3-6 6-1 6-1 |
| 2004-02-16 | Memphis | R16 | hard | Nicolas Kiefer | 7-6(5) 6-7(2) 6-3 |
| 2003-10-06 | Vienna | R16 | hard | Nicolas Kiefer | 6-3 6-4 |
| 1999-10-11 | Vienna | R16 | hard | Nicolas Kiefer | 6-4 6-0 |
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 31). ATP, WTA & Challenger.