Susan Sempill is a probable daughter of James M. Stockton Sr., and Mary Sims that were married on the 27th of September 1840 in Tippecanoe County, Indiana. James M. Stockton Sr. was born bet. 1814-1819 in Bedford, Virginia and died about 1880 in Tippecanoe Co., IN. Susan may have had a brother James M. Stockton Jr., born between 1837-1841 who married Mary E. Lutz. This James M. Stockton Jr., died on the 28th day of April 1875 in Lafayette, Tippecanoe, IN. This James M. Stockton Jr., is buried in the same cemetery as Susan Sempill, his probable sister.