May 11, 1862 Franklin Marshall County West Virginia, USA
Simon m. Rachel Frasure, a daughter of Presley & Dorothy (Heft) Frasure. They had seven children before Simon went to war. He was mortally wounded on 8 May 1862 at the Battle of McDowell. Simon Pierson was "Pearson" on his military records. Extensive searching indicates that this is likely where he was buried as "unknown."
Children: Mary Jane Pierson b. 1847 Sarah Ann Pierson b. 1849 William McClintock Pierson b. 1851 Elizabeth Ann Pierson b. 1853 Samuel Dalton Pierson b. 1854 Dorothy Ann Pierson b. 1857 Margaret Rosetta Pierson b. 1860