Sebastian Swierk defeated David Mcnamara 6-3 6-1 in the Australia F4 round of 32 on grass. The upset overturned the form book — David Mcnamara came in leading the head-to-head 3–0. Sebastian Swierk claimed a first win over David Mcnamara in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-11-20 | Australia F3 | R32 | grass | David Mcnamara | 6-2 6-3 |
| 2000-11-13 | Australia F2 | R16 | hard | David Mcnamara | 6-3 6-1 |
| 1998-11-04 | Australia F2 | R16 | clay | David Mcnamara | 6-1 6-7 6-4 |