Sarah was the daughter of Kinchen A Watson and Lucinda Fondren. Kinchen watson was a physician and also served in the Civil War. Company K 15th Mississippi Infantry
2 known siblings of Sarah Matilda are Emily Lucinda Watson and Josephine Watson. There are also 2 ohter sinblings from Kinchen Watson 2nd marriage to Mary E McLain and they are John Felix Watson and Cleopatra Watson.