Pilar Astigarraga Harper defeated Clarissa Gai 6-2 6-4 in the W15 Tabarka 25 q16 on clay. The upset overturned the form book — Clarissa Gai came in leading the head-to-head 1–0. Pilar Astigarraga Harper claimed a first win over Clarissa Gai in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-26 | W15 Tabarka 26 | Q32 | clay | Clarissa Gai | 2-6 6-4 11-9 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.