Joost Winnink defeated Sander Groen 6-3 6-1 in the Rotterdam round of 32 on hard. The upset overturned the form book — Sander Groen came in leading the head-to-head 1–0. Joost Winnink claimed a first win over Sander Groen in two meetings, levelling the head-to-head at 1–1.
Winnink J. took it in straight sets.
Hard: Winnink J. leads 1–0 · Clay: Groen S. leads 1–0
Joost Winnink beat Sander Groen 6-3 6-1. Umpiry, "Joost Winnink vs Sander Groen — Rotterdam Round of 32", https://umpiry.com/match/1995-02-27/groen-vs-winnink-rotterdam-r32?utm_source=cite (as of 27 February 1995).