Lucas Arnold Ker defeated Geronimo Degreef 7-5 6-3 in the Argentina 2 Masters 2 qualifying round on clay. Lucas Arnold Ker extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-07-17 | Argentina 2 Masters 4 | R16 | clay | Geronimo Degreef | 6-7 6-4 6-3 |
| 1992-10-05 | Chile Masters 3 | R32 | clay | Lucas Arnold Ker | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.