New Hampshire is a state in the United States of America.

New Hampshire may also refer to:

• Province of New Hampshire, the colonial-era predecessor of the U.S. state
• New Hampshire, Ohio, an unincorporated community in Auglaize County
• New Hampshire (collection), a collection of poetry by Robert Frost
• New Hampshire (chicken), a breed of chicken
• USS New Hampshire (1864), a storeship
• USS New Hampshire (BB-25), a Connecticut-class battleship commissioned in 1908
• USS New Hampshire (BB-70), a Montana-class battleship authorized in 1940 but canceled in 1943
• USS New Hampshire (SSN-778), a Virginia-class submarine commissioned in 2008
• University of New Hampshire
  • New Hampshire Wildcats, the athletic teams of the University of New Hampshire
• New Hampshire Avenue, a street in Washington, DC

• All pages with titles beginning with New Hampshire