On August 22, Nam defeated Baris Erguden of Turkey 6-2 6-4 in the second and third sets after losing the first set 3-6.
Baris Erguden currently ranks 650th in the Association of Tennis Professionals (ATP) rankings, 667 places higher than Nam.
Nam will next face Daniel Cox from the UK in the semi-finals.
Early this year, he had reached the Men’s Futures’ quarter-finals at both Thailand and Indonesia tournament play.
