Dusan Rajic defeated Matthew Dellavedova 6-2 7-5 in the M15 Ulcinj 2 qualifying round of 16 on clay. The upset overturned the form book — Matthew Dellavedova came in leading the head-to-head 1–0. Dusan Rajic claimed a first win over Matthew Dellavedova in two meetings, levelling the head-to-head at 1–1.
Rajic D. took it in straight sets.
Dusan Rajic beat Matthew Dellavedova 6-2 7-5. Umpiry, "Dusan Rajic vs Matthew Dellavedova — M15 Ulcinj 2 Qualifying Round of 16", https://umpiry.com/match/2021-09-06/dellavedova-vs-rajic-m15-ulcinj-2-q16?utm_source=cite (as of 6 September 2021).