Claim: George W. Bush ran a campaign.

Prescott Sheldon Bush , Sr. -LRB- May 15 , 1895October 8 , 1972 -RRB- was an American banker and senator . He was a Wall Street executive investment banker and a U.S. Senator , representing Connecticut from 1952 until January 1963 . He was the father of President George H. W. Bush and the grandfather of President George W. Bush , Florida Governor Jeb Bush , healthcare entrepreneur Jonathan S. Bush and television personality Billy Bush .