Rosa Riddle (maiden name: Caldwell) was born around 1825 in South Carolina. She married James A. Riddle, and they had at least five children: John, born around 1850; M., born around 1852; Andrew, born around 1855; Mary, born around 1857; and Emma, born around 1860. They lived in Laurens District, South Carolina, and her husband worked as a farmer. She died in 1889.