Birth Source: 1840 Census
Death Source: Will
will and is apparently the same William who left a will in 1843 which names his sister, Patience Poarch. He was living alone in Fairfield District in 1840.
A James Rives obtained the administration on his probate.
Will of Robert Rives - Richland County, South Carolina Will Book C, p7
Will of William Rives - Fairfield County, South Carolina Will Book R, p118
Fairfield County, SC Probate File 80, Packets 135-138
1840 Census - Fairfield District, South Carolina