Konstantinos Economidis defeated Yannis Vlachos 6-2 6-3 in the Greece 4 Masters 4 round of 32 on hard. The result followed the form book — Konstantinos Economidis came in leading the head-to-head 3–0. Konstantinos Economidis extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-30 | Greece F7 | R32 | hard | Konstantinos Economidis | 6-1 6-2 |
| 1999-09-25 | Greece 2 Masters 4 | R16 | clay | Konstantinos Economidis | 6-2 6-2 |
| 1995-09-16 | Greece Masters 1 | R32 | carpet | Konstantinos Economidis | 7-6 5-7 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.