Peter Clarke defeated Glenn Knox 6-3 6-4 in the Australia 2 Masters 2 qualifying round on hard. The result followed the form book — Peter Clarke came in leading the head-to-head 4–1. Peter Clarke extended the head-to-head to 5–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-04-21 | New Zealand F3 | R16 | hard | Peter Clarke | 6-3 6-4 |
| 1999-04-14 | New Zealand F2 | R32 | hard | Peter Clarke | 6-4 6-3 |
| 1999-02-28 | Australia 1 Masters 1 | R16 | clay | Peter Clarke | 6-3 6-3 |
| 1998-11-18 | Australia F3 | QF | grass | Glenn Knox | 2-6 7-5 6-4 |
| 1998-09-19 | Australia 3 Masters 3 | R16 | hard | Peter Clarke | 6-3 6-3 |