Ekaterina Kozhokhina defeated Claire Peterzan 3-6 6-3 6-3 in the Edinburgh 10K qualifying round on clay. The upset overturned the form book — Claire Peterzan came in leading the head-to-head 1–0. Ekaterina Kozhokhina claimed a first win over Claire Peterzan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-04-26 | Bournemouth 10K | R32 | clay | Claire Peterzan | 6-3 6-4 |