Karen Nugent defeated Mareze Joubert 6-3 2-6 7-6 in the Felixstowe 10K qualifying round on grass. The upset overturned the form book — Mareze Joubert came in leading the head-to-head 1–0. Karen Nugent claimed a first win over Mareze Joubert in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-07-12 | Frinton 10K | SF | grass | Mareze Joubert | 5-3 |