Maria was the 1st of 10 children of Joseph Vernon and Margaretta Yerian of Muskingum County, Ohio. She married on August 17, 1841, Muskingum County, Ohio, to Robert Thompson. Birth year shown above is approximate. They are listed in the 1850 through 1870 censuses of Muskingum County, Ohio.
Children of Robert and Maria: Sarah Thompson (b.ca.1842) Joseph Thompson (b.ca.1844) Elizabeth Thompson (b.ca.1849) Ann A. Thompson (b.ca.1852) Mary J. Thompson (b.ca.1853) Lewis Thompson (b.ca.1854) George Thompson (b.ca.1856) Nicholas Thompson (b.ca.1858) William W. Thompson (b.ca.1864)