Alan Kohen defeated Tomas Buchhass 4-6 6-2 6-3 in the Argentina F7 q16 on clay. The upset overturned the form book — Tomas Buchhass came in leading the head-to-head 1–0. Alan Kohen claimed a first win over Tomas Buchhass in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-06-23 | Argentina F8 | Q64 | clay | Tomas Buchhass | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.