Married Barbara Bricker on 29 Jul 1960 (to 1961) in Los Angeles, California, USA.
Married Tereza Pavlovic on 31 Mar 1963
↑ "California Marriage Index, 1960-1985," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V66X-K36 : 27 November 2014), William J Campbell and Barbara L Bricker, 29 Jul 1960; from "California, Marriage Index, 1960-1985," database and images, Ancestry (http://www.ancestry.com : 2007); citing Los Angeles, California, Center of Health Statistics, California Department of Health Services, Sacramento.
"United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:VQQS-73G : 20 May 2014), William J Campbell, 28 Apr 2011; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).
"United States, GenealogyBank Obituaries, 1980-2014," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QKPF-MCSJ : 26 October 2016), Mr William Campbell, Kentucky, United States, 09 May 2011; from "Recent Newspaper Obituaries (1977 - Today)," database, GenealogyBank.com (http://www.genealogybank.com : 2014); citing Lexington Herald-Leader, born-digital text.