The queen of ancient Egypt associated with both Julius Caesar and Mark Antony was Cleopatra VII. She became the last active ruler of the Ptolemaic Kingdom of Egypt, known for her intelligence, political acumen, and romantic liaisons with Roman leaders. Her relationships with Caesar and Antony were not only personal but also political, aiming to secure alliances that would bolster Egypt's power during a time when it faced threats from Rome. Cleopatra’s legacy has endured through history, symbolizing both romance and the complexities of geopolitical maneuvering in the ancient world.