In Roman legends, the father of Romulus and Remus is Mars, the god of war. According to myth, Mars had a romantic liaison with Rhea Silvia, a vestal virgin, resulting in the birth of the twins who would later found Rome. Mars represents strength, power, and martial prowess, serving as a symbol of the military values that were integral to Roman identity. The story of Romulus and Remus emphasizes themes of divine destiny and the foundation of a city that would become a significant power in history.