John married Mary Jane Perryman on 15 Mar 1908 in Tulsa, Tulsa County, Oklahoma, USA. Mary (daughter of Lewis Wesley Perryman and Clarissa Hodge) was born on 3 Jun 1894 in Sapulpa, Creek County, Oklahoma, USA; died on 31 Oct 1959 in Tulsa, Tulsa County, Oklahoma, USA; was buried in Tulsa County, Oklahoma, USA. [Group Sheet] [Family Chart]

1. David N Harkness was born on 20 Nov 1908 in Tulsa, Tulsa County, Oklahoma, USA; died on 20 Nov 1908 in Tulsa, Tulsa County, Oklahoma, USA; was buried in Tulsa, Tulsa County, Oklahoma, USA.
2. Juanita Lee Harkness was born in 1909 in Oklahoma, USA; died in 1986; was buried in Tulsa, Tulsa County, Oklahoma, USA.