Nam Ju Bae defeated Ricardo Herrera 6-4 6-4 in the Indonesia Masters 2 semi-final on hard. The result followed the form book — Nam Ju Bae came in leading the head-to-head 1–0. Nam Ju Bae extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-08-26 | Indonesia Masters 4 | QF | hard | Nam Ju Bae | 3-6 6-2 6-1 |