Louis Vosloo defeated Jeff Coetzee 6-4 6-3 in the South Africa Masters 4 qualifying round on hard. The upset overturned the form book — Jeff Coetzee came in leading the head-to-head 4–1. Louis Vosloo narrowed the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-14 | South Africa 2 Masters 1 | SF | hard | Jeff Coetzee | 6-7 6-4 6-3 |
| 1998-10-17 | Central Africa Masters 4 | SF | hard | Jeff Coetzee | 4-6 7-5 6-2 |
| 1997-11-22 | South Africa Masters 1 | SF | hard | Louis Vosloo | 7-6 1-6 6-4 |
| 1997-10-25 | Central Africa Masters 4 | QF | hard | Jeff Coetzee | 6-3 6-1 |
| 1996-10-26 | Central Africa Masters 2 | R32 | hard | Jeff Coetzee | 6-2 6-2 |