Marvin married Jean Frances Leahy on 6 Feb 1954 in Clinton, Iowa, USA. Jean (daughter of John Joseph Leahy and Catherine Jean O'Brien) was born on 26 April 1930 in Clinton, Clinton County, Iowa, United States of America; died on 7 September 2005 in Clinton, Clinton County, Iowa, United States of America; was buried in Clinton, Clinton County, Iowa, United States of America. [Group Sheet] [Family Chart]

1. Kathryn Marie Goddard
2. Patrick G. Goddard was born on 31 Mar 1960 in Clinton, Iowa; died on 19 Nov 2018.
3. Michael John Goddard
4. Maria Jeannae Goddard was born in 1967; died on 25 October 1967; was buried in Clinton, Clinton County, Iowa, United States of America.