Mary was b. 3-16-1815/19 in Rockingham Co., VA. Her parents were Mary Magdalena Kiser (b. 1769/70 Cumru Twp., PA. - d. 9-25-1855, Edgar Co., ILL) and Abraham Step (b. 1772, VA - d. 1830/40, VA). Her maternal grandparents were Michael and Mary Kiser. Abraham was her 2nd husband. They had 8 children, the 1st born in VA, the rest in Illinois (believed to be Cass County): William; Thomas (married Esther ?); Sarah; Mary (married Wood); Nancy (married Bennett); Elizabeth (married Stevenson); John (never married); and Martha (married Porter).