By surface
| Surface | Nicolas Kiefer | Nicolas Thomann |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2003-07-28 | ATP | Los Angeles | Round of 32 | Hard | Nicolas Kiefer | 6-1 | 6-4 | |||
| 2003-07-21 | ATP | Indianapolis | Quarterfinal | Hard | Nicolas Thomann | 6-72 | 5-7 |