Louis Vosloo defeated Justin Bower 2-6 7-6 6-1 in the South Africa Masters 4 semi-final on hard. The upset overturned the form book — Justin Bower came in leading the head-to-head 2–0. Louis Vosloo claimed a first win over Justin Bower in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-15 | USA F12 | QF | clay | Justin Bower | 6-0 6-2 |
| 1999-10-16 | South Africa Masters 2 | F | hard | Justin Bower | 7-5 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.