Quentin Folliot defeated Petru Alexandru Luncanu 6-3 6-1 in the M15 Bucharest 1 qualifying round of 16 on clay. The upset overturned the form book — Petru Alexandru Luncanu came in leading the head-to-head 1–0. Quentin Folliot claimed a first win over Petru Alexandru Luncanu in two meetings, levelling the head-to-head at 1–1.
Folliot Q. took it in straight sets.
Quentin Folliot beat Petru Alexandru Luncanu 6-3 6-1. Umpiry, "Quentin Folliot vs Petru Alexandru Luncanu — M15 Bucharest 1 Qualifying Round of 16", https://umpiry.com/match/2021-05-25/folliot-vs-luncanu-m15-bucharest-1-q16?utm_source=cite (as of 25 May 2021).