Paradorn Srichaphan defeated Joseph Lizardo 6-2 3-6 7-6 6-4 in the PHI vs THA round robin on clay. The result followed the form book — Paradorn Srichaphan came in leading the head-to-head 2–0. Paradorn Srichaphan extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-09-24 | Davis Cup G2 F: THA vs PHI | RR | hard | Paradorn Srichaphan | 6-7 6-3 6-2 7-6 |
| 1999-03-01 | Philippines F1 | R32 | hard | Paradorn Srichaphan | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.