Hyun Woo Nam defeated Guilherme Ochiai 2-6 6-2 6-4 in the India 1 4 round of 16 on hard. The upset overturned the form book — Guilherme Ochiai came in leading the head-to-head 2–0. Hyun Woo Nam claimed a first win over Guilherme Ochiai in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-04-09 | Japan F4 | R16 | hard | Guilherme Ochiai | 7-6(5) 6-1 |
| 2007-04-02 | Japan F3 | R32 | carpet | Guilherme Ochiai | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.