Benningsen married Elizabeth H. Will on 24 May 1829 in Jackson, Illinois. Elizabeth (daughter of Conrad Will and Susanna Kimmel) was born in 1809; died on 14 Feb 1855 in Illinois; was buried in 1855 in Carbondale, Jackson, Illinois, Boone Cemetery. [Group Sheet] [Family Chart]

Benningsen married Darling Shawnee about 1851 in Sand Ridge Township, Jackson, Illinois. Darling was born about 1831 in Of, Sand Ridge Township, Jackson, Illinois. [Group Sheet] [Family Chart]

Benningsen married Elizabeth Ann Burns on 27 Jun 1857 in Of Sand Ridge Township, Jackson, Illinois. Elizabeth (daughter of Andrew Burns and Jane) was born on 16 Dec 1813 in Jackson, Cape Girardeau, Missouri; died on 16 Jan 1890 in Milton, Umatilla, Oregon; was buried in Weston, Umatilla, Oregon. [Group Sheet] [Family Chart]

Benningsen married Melinda Crismond on 28 Jun 1857 in Jackson, Illinois. Melinda was born in 1791 in Fauquier, Virginia; died after 1860 in Rappahannock, Virginia. [Group Sheet] [Family Chart]