Pallippuram Fort is a fort in Pallippuram, Vyppin, Ernakulam district of Kerala, south India. It was built by the Portuguese in 1503 and is the oldest existing European fort in India. The Dutch captured the fort in 1661 and sold it to the Kingdom of Travancore in 1789. The fort is situated in the northern extremity of Vypeen island and is hexagonal in shape, a form popularly known as ayikkotta or alikotta.