Ivan Cinkus defeated Ivan Vajda 6-4 7-6 in the Greece F7 round of 16 on hard. The upset overturned the form book — Ivan Vajda came in leading the head-to-head 2–0. Ivan Cinkus claimed a first win over Ivan Vajda in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-03-18 | Croatia 1 2 | R16 | clay | Ivan Vajda | 5-7 6-2 6-1 |
| 1998-05-02 | Croatia 2 Masters 3 | R32 | clay | Ivan Vajda | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.