I'd be inclined to maybe go with a VietNamese name like Vinh or Hien (nice, kind, gentle)
Or here's some VN mythology you could dig through:
http://www.askasia.org/frclasrm/readings/r000061.htm
Or a buch of names:
http://www.20000-names.com/male_vietnamese_names.htm
G'luck and keep us posted on your choice!