Mariah Ann Riddle (maiden name unknown) was born on November 2, 1831, in South Carolina. She married D. Landrum Riddle, and they had at least four children: Martha, born around 1853; Emily, born around 1855; Wister, born around 1858; and Alice, born around 1863. They lived in Laurens County, South Carolina, and her husband worked as an overseer. By 1860, they owned $100 of personal property.
Her husband served in the Confederate army, and he died on September 27, 1863. She remained in Laurens County, and she raised her children on her own. By 1880, she was working as a farm laborer. By 1900, she was living in her daughter Martha’s household in Laurens County. She died on December 3, 1910.