Nguyễn Mạnh Tuấn
| Personal information | |
|---|---|
| Born | 6 June 1947 Thái Bình Province, North Vietnam |
| Sport | |
| Sport | Swimming |
Nguyễn Mạnh Tuấn (born 6 June 1947) is a Vietnamese former swimmer. He competed in two events at the 1980 Summer Olympics. He was also the flag bearer for the Vietnamese team. He is from Thái Bình Province.