Boris Borgula defeated Igor Kunitsyn 6-3 1-6 6-4 in the Croatia F2 round of 32 on hard. The upset overturned the form book — Igor Kunitsyn came in leading the head-to-head 1–0, but Boris Borgula had been the form player, winning 4 of their last 6 on hard. Boris Borgula claimed a first win over Igor Kunitsyn in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-04-03 | Croatia 2 Masters 3 | R16 | clay | Igor Kunitsyn | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.