The name of the last dynasty to rule Vietnam, it's the family name of about half Vietnam's people
The surname itself has nothing to do with social class, unless it's... [DOC] [TLE] TIL nearly half (46%) of the Vietnamese population has the surname ... [PAR] Apr 20, 2015 ... TIL nearly half (46%) of the Vietnamese population has the surname Nguyen ..... 
No it's a clan name and in the case of Vietnam people would switch ...... name '
Nguyen' was the last name of the last dynasty of Vietnamese emperors.