Frederik Nielsen defeated Matthew Smith 6-4 7-6 in the Vietnam F1 final on hard. The result followed the form book — Frederik Nielsen came in leading the head-to-head 2–0. Frederik Nielsen extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-19 | Ireland F1 | SF | carpet | Frederik Nielsen | 6-1 1-0 |
| 2005-03-07 | Great Britain F3 | SF | hard | Frederik Nielsen | 7-6(3) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.