Marcelo Rios defeated Thomas Enqvist 4-6 6-4 7-6 6-7 6-3 in the Australian Open round of 16 on hard. The upset overturned the form book — Thomas Enqvist came in leading the head-to-head 5–2. Marcelo Rios narrowed the head-to-head to 5–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-12-31 | Adelaide | R32 | hard | Thomas Enqvist | 6-0 6-3 |
| 2001-10-22 | Stockholm | QF | hard | Thomas Enqvist | 6-4 6-7(7) 7-5 |
| 2000-08-28 | US Open | R32 | hard | Thomas Enqvist | 7-5 7-5 6-3 |
| 1999-10-25 | Stuttgart Masters | QF | carpet | Thomas Enqvist | 6-4 6-2 |
| 1998-03-16 | Miami Masters | QF | hard | Marcelo Rios | 6-3 2-0 RET |
| 1998-01-19 | Australian Open | R64 | hard | Marcelo Rios | 6-4 7-6(4) 4-6 6-4 |
| 1997-02-10 | Marseille | F | hard | Thomas Enqvist | 6-4 1-0 RET |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.