Lucas Arnold Ker defeated Luis Lobo 6-3 6-2 in the Argentina 2 Masters 2 round of 16 on clay. The upset overturned the form book — Luis Lobo came in leading the head-to-head 2–1. Lucas Arnold Ker narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-08-14 | Argentina 3 Masters 3 | R16 | clay | Luis Lobo | 7-5 6-3 |
| 1993-08-14 | Argentina 3 Masters 4 | QF | clay | Luis Lobo | 6-4 6-2 |
| 1993-07-17 | Argentina 2 Masters 1 | SF | clay | Lucas Arnold Ker | 3-6 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.