| Nguyễn Hoàng Ngân | |
| Birth Date: | 21 October 1984 |
| Birth Place: | Hanoi, Vietnam |
| Nationality: | Vietnamese |
| Style: | Suzucho Karate-do Ryu |
| Trainer: | Đoàn Đình Long |
Nguyễn Hoàng Ngân (born October 21, 1984) is a Vietnamese karateka competing in the women's kata event. She won the gold medal in the women's kata event at the 2008 World Karate Championships in Tokyo, Japan.[1] She is also a two-time silver medalist at the Asian Games.