John married Kathryn Margaret Long in 1971 in Chicago, Cook, Illinois, USA, and was divorced. Kathryn (daughter of Edward Buckner Long and Margaret Frances Barbara Geisler) was born on 24 Mar 1950 in Chicago, Cook, Illinois, USA; died on 1 Jan 2021 in Illinois, USA. [Group Sheet] [Family Chart]

1. C. Riker
2. D. Riker
3. Jeremy Allen Riker was born on 2 Aug 1977 in Schaumburg, Cook, Illinois, USA; died on 14 Jun 2020 in Illinois, USA; was buried on 23 Jun 2020.