Alexander married Jane Maria Crane on 22 Nov 1842 in Jackson, Washington, Wisconsin, USA. Jane (daughter of James Crane and Clarinda Hallock) was born on 7 Aug 1824 in Jericho, Chittenden, Vermont, USA; died on 30 Mar 1852; was buried in Lakeview Cemetery, Fort Atkinson, Jefferson, Wisconsin, USA. [Group Sheet] [Family Chart]

1. Alexis Crane Hart was born on 4 Feb 1846 in Fort Atkinson, Jefferson, Wisconsin, USA; died on 28 May 1926 in Kennewick, Benton, Washington, USA; was buried in Greenwood Cemetery, Franklin, Franklin, Nebraska, USA.
2. Loretta H. Hart was born in 1849; died in 1917; was buried in Highland Cemetery, Highland, Doniphan, Kansas, USA.