Richard Ruckelshausen defeated Danila Arsenov 6-3 6-4 in the Nigeria F4 round of 16 on hard. The upset overturned the form book — Danila Arsenov came in leading the head-to-head 1–0. Richard Ruckelshausen claimed a first win over Danila Arsenov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-10-22 | South Africa F1 | SF | hard | Danila Arsenov | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.