What is jimmy short for?

Jimmy is a masculine given name that is often used as a short form or nickname for names such as James, Jim, or Jameson. It is of English origin and means "supplanter" or "one who follows". Famous people named Jimmy include Jimmy Carter, former President of the United States, Jimmy Fallon, comedian and talk show host, and Jimmy Kimmel, talk show host. In popular culture, there have been fictional characters named Jimmy in TV shows and movies such as Jimmy Neutron and Goodfellas.