Mark Nielsen advanced when Teo Susnjak retired 6-1 1-0 in the USA 1 Masters 2 round of 64. Mark Nielsen narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-10 | Australia 2 Masters 2 | R32 | hard | Mark Nielsen | 6-0 3-6 6-4 |
| 1998-03-16 | Japan F1 | QF | clay | Teo Susnjak | 6-4 6-2 |
| 1997-05-10 | Australia 2 Masters 4 | R16 | hard | Teo Susnjak | 6-2 6-4 |
| 1997-03-02 | Australia 1 Masters 2 | QF | clay | Teo Susnjak | 6-4 6-4 |
Averages over each player's completed matches in the selected window (10 vs 1). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About