Prescott Bush (1895-1972) was a Republican member of the US Senate from Connecticut. He was the father of American President George H. W. Bush and the grandfather of President George W. Bush and Governor of Florida and presidential candidate Jeb Bush. He also worked with Brown Brothers Harriman. He went to Yale University and was a member of Skull and Bones and the Yale Glee Club. He was treasurer for Planned Parenthood.