Encolpius is a fictional character from the ancient Roman novel "Satyricon," attributed to the writer Petronius. He is a young man who embarks on various adventures, often exploring themes of love, desire, and social satire in a decadent Roman society. Throughout the narrative, Encolpius interacts with a range of characters, including his companion Giton and the wealthy Trimalchio. His experiences reflect the complexities of human relationships and the moral ambiguities of the time, making him a central figure in this early work of literature.