born on: 16 April 1949

died on: 6 February 1969

• Internet:
  Page: http://www.nara.gov/nara/electronic/cahrviet.html
  Note: U.S. Military Personnel Who Died (Including Missing and Captured Declared Dead) as a result of the Vietnam conflict, 1957-1995 Listed Alphabetically by Homestate, Homecity, and thereunder by Name as of November 1997 CA Name: Mark Siedentopf Mil. Grd.: SN Military Service: Navy Home town: Freemont State: CA Date of death: 6.2.1969 Place of death: S. Vietnam Date of birth: 16.4.1949 Type of Casualty: Non-hos. Died-Miss. Body not recovered
• US Social Security Death Index
  Page: Social Security Number: 552701022
  Note: Social Security Number: 552701022 Date of Death: 6 Feb 1969 Date of Birth: 16 Apr 1949 Residence (2/88 and prior): VA Copyright √ 1998 Kindred Konnections, Inc. All rights reserved.