Rebecca was born in 1759 in Hopewell, Virginia, the daughter of George Carlock and Fannie Mildred Plemons.
She has died but the date and place are unknown.
Her husband was Benjamin Shinn. They were married, but the date and place have not been found. Their eight known children were Abigail (1796-1844), Solomon (?-?), Catherine (?-?), Sarah (?-?), Benjamin (?-?), Moses (?-?), Joseph (?-?) and Josiah Carlock (?-?).