By surface
| Surface | Kenneth Carlsen | Cecil Mamiit |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1999-02-08 | ATP | San Jose | Round of 32 | Hard | Cecil Mamiit | 6-2 | 3-6 | 5-7 | ||
| 1997-07-14 | ATP | Washington | Round of 64 | Hard | Kenneth Carlsen | 7-63 | 6-3 |