David Adams defeated Heath Denman 6-2 6-7 6-2 in the Australia 1 Masters 2 semi-final on carpet. The upset overturned the form book — Heath Denman came in leading the head-to-head 2–0. David Adams claimed a first win over Heath Denman in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-10-07 | Australia 3 Masters 4 | R32 | clay | Heath Denman | 7-6 4-6 6-1 |
| 1991-02-10 | Australia 1 Masters 3 | QF | carpet | Heath Denman | 6-2 2-6 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.