This may not be the same person as above but it seems likely that there is some sort of relation.
Oregon, Naturalization Records 1895-1999
Name: Thu Huu Van
Birth Date: 20 Mar 1954
Birth Place: Vietnam
Court State: Oregon
Court District: Oregon
Naturalization Date: 16 Jun 1989
Naturalization Record Type: Petition for Naturalization
Petition Number: 53549
Residence Place: Portland, Oregon