USS New Hampshire
Four ships of the United States Navy were named USS New Hampshire :
- USS New Hampshire (1864)
- USS New Hampshire (BB-25) , a Connecticut-class battleship , in service from 1908 to 1921
- USS New Hampshire (BB-70) , a Montana-class battleship but never completed
- USS New Hampshire (SSN-778) , a Virginia-class submarine , in service since 2008