Flavia Domitilla was a Roman noblewoman during the 1st century who belonged to the Flavian dynasty. As a relative of Emperor Domitian, she was married to the consul Titus Flavius Clemens. Historical accounts vary regarding her specific lineage, though she is often identified as the granddaughter of Emperor Vespasian. Due to her religious convictions, she faced persecution under the rule of Domitian, leading to her banishment to an island. She is remembered as a figure of faith who remained steadfast in her beliefs despite imperial pressure.