Anthony Old defeated Mark Nielsen 4-6 6-1 6-3 in the New Zealand Masters 3 round of 32 on hard. The upset overturned the form book — Mark Nielsen came in leading the head-to-head 1–0. Anthony Old claimed a first win over Mark Nielsen in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-08-04 | Malaysia 2 Masters 4 | R16 | hard | Mark Nielsen | 4-6 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.