When Mary Sophronia Reed was born on 6 August 1828, in Fairview, Buncombe, North Carolina, United States, her father, Eldad Reed III, was 29 and her mother, Elizabeth Gallimore, was 24. She married Joseph Riley Trantham about 1845, in Fairview, Buncombe, North Carolina, United States. They were the parents of at least 1 son and 3 daughters. She lived in Buena Vista Township, Jasper, Iowa, United States in 1860. She died in 1866, in Pollock, Sullivan, Missouri, United States, at the age of 38.