EPONYMOUS

[adjective] [before noun; not gradable] [literary] - (esp. of characters in books, plays, etc.) having the same name as the title, or (of titles and names of objects) having the same name as the person who produced themTom Jones is the eponymous hero of Henry Fielding's novel 'Tom Jones'.He took the role of the eponymous detective in long-running series Columbo.The Australian rock-star released his eponymous debut album earlier this month.