Zephaniah married Lilly Maud Rencher on 10 Jun 1911 in Salt Lake City, Salt Lake, Utah, USA. Lilly (daughter of James Grandison Rencher, Sr. and Mary Lorena Snow) was born on 24 May 1881 in Washington,Utah, USA; died on 7 Aug 1940 in Oregon, USA; was buried in Saint George City Cemetery,Saint George, Washington, Utah, USA. [Group Sheet] [Family Chart]

1. William Snow Thomas was born on 21 Mar 1915 in Sunnyside,Carbon,Utah, USA; died on 6 Dec 1990 in Clackamas,Clackamas,Oregon, USA; was buried on 10 Dec 1990 in Willamette National Cemetery,Portland,Multnomah,Oregon, USA.
2. Robert Kedzie Thomas was born on 22 Jul 1918 in Carbon,Utah, USA; died on 3 Oct 1998 in Utah, USA; was buried in Provo City Cemetery,Provo, Utah, Utah, USA.
3. Boyd Rencher Thomas was born on 17 Jan 1921; died on 12 Feb 1994; was buried in Ammon Cemetery,Ammon,Bonneville,Idaho, USA.