John E. Sununu

John E. Sununu (born September 10, 1964) is a former United States Senator from New Hampshire and a member of the Republican Party. He was in the United States House of Representatives from 1997 to 2003. Sununu served in the United States Senate from January 3, 2003, to January 3, 2009.

In October 2025, Sununu announced that he would run for the U.S. Senate again in the 2026 election to replace retiring Democratic Senator Jeanne Shaheen.

Sununu was born on September 10, 1964 in Boston, Massachusetts to former Governor of New Hampshire John H. Sununu. He studied at Massachusetts Institute of Technology and at Harvard Business School. He is married to Kitty Sununu. They have three children. His brother, Chris Sununu is the former Governor of New Hampshire.

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Category:1964 births
Category:Living people
Category:Engineers from Massachusetts
Category:Harvard University alumni
Category:Massachusetts Institute of Technology alumni
Category:Politicians from Boston
Category:United States representatives from New Hampshire
Category:United States senators from New Hampshire
Category:Republican Party (United States) politicians