Winter Meagher defeated Cade Birrell 6-3 2-6 10-7 in the M15 Caloundra 2 q64 on hard. The upset overturned the form book — Cade Birrell came in leading the head-to-head 1–0. Winter Meagher claimed a first win over Cade Birrell in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-12-11 | M15 Wellington 1 | Q16 | hard | Cade Birrell | 6-4 6-7(4) 10-8 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.