Oscar married Colette Delores Naucke about 1921 in California, USA. Colette (daughter of Oscar Naucke and Annie Nist) was born on 7 May 1902 in San Jose, Santa Clara County, California, USA; died on 28 Aug 1968 in San Jose, Santa Clara County, California, USA; was buried in Oak Hill Memorial Park, San Jose, Santa Clara County, California, USA. [Group Sheet] [Family Chart]

1. Melvin Leroy Swenson was born on 17 Jun 1922 in San Jose, Santa Clara County, California, USA; died on 4 Mar 2013 in San Jose, Santa Clara County, California, USA.
2. Helen Elaine Swenson
3. Norman Eugene Swenson was born on 12 Apr 1927 in San Jose, Santa Clara County, California, USA; died on 2 May 1970; was buried in Pierce Brothers Valley Oaks Memorial Park, Westlake Village, Los Angeles County, California, USA.