Judd Gregg (born February 14, 1947) is an American politician. He was a United States Senator from the state of New Hampshire. Before becoming a U.S. Senator, he was Governor of New Hampshire from 1989 to 1993.

Gregg was born on February 14, 1947 in Nashua, New Hampshire. He studied at Columbia University and at Boston University School of Law. He is married to Kathleen MacLellan Gregg. They have two children.