Frans van Aerssen was a notable Dutch diplomat and politician, known for his contributions to international relations during the 17th century. He served as the ambassador of the Dutch Republic to various countries, including France and England, where he played a key role in negotiating treaties and fostering alliances. In addition to his diplomatic career, van Aerssen was involved in the political landscape of the Dutch Republic. He was a member of the States General, where he participated in discussions that shaped the governance and foreign policy of the nation during a pivotal time in European history.