Martin Beran defeated Jake Delaney 3-6 6-4 6-2 in the M25 Darwin 1 round of 32 on hard. The upset overturned the form book — Jake Delaney came in leading the head-to-head 1–0. Martin Beran claimed a first win over Jake Delaney in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-09-29 | M25 Brisbane 1 | Q64 | hard | Jake Delaney | 5-7 7-5 10-7 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.