Calidorus is a character from the ancient Roman play "Pseudolus," written by the playwright Plautus. He is the son of Pseudolus, the clever slave who devises a plan to help Calidorus win the love of Phoenicium, a beautiful courtesan. Calidorus is portrayed as a young man in love, eager to secure his beloved's freedom. In the play, Calidorus represents the theme of love and desire, showcasing the lengths one will go to for romance. His character highlights the social dynamics of ancient Rome, particularly the challenges faced by young lovers in a society filled with obstacles, such as wealth and class differences.