Jeb is the nickname of John Ellis Bush, the son and brother of two former presidents of the United States. He is the second son of George H. W. Bush, the 41st president, and the younger brother of George W. Bush, the 43rd president. Jeb served as the 43rd Governor of Florida from 1999 to 2007. He unsuccessfully sought the Republican nomination for President of the United States in the 2016 election.