Ippolit Matveyevich Vorobyaninov is a fictional character from the novel "The Twelve Chairs," written by Ilf and Petrov. He is a former nobleman who becomes a con artist in post-revolutionary Russia, searching for a hidden treasure of chairs that contain valuable items. His character embodies the struggles and absurdities of life during this tumultuous period. Vorobyaninov is often portrayed as a comical yet resourceful figure, navigating various challenges alongside his companion, Ostap Bender. Their adventures highlight themes of greed, survival, and the clash between old and new societal values in early 20th-century Russia.