Nimitz can refer to:
- Fleet Admiral Chester W. Nimitz USN, (1885 – 1966), or various things named in honor of Admiral Nimitz:
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- USS Nimitz (CVN-68), a supercarrier named for the Admiral
- Nimitz class aircraft carrier, named for the lead ship
- Nimitz High School, Houston, Texas
- Nimitz High School, Irving, Texas
- Nimitz Elementary School, Sunnyvale, California
- Interstate 880, a.k.a. the Nimitz Freeway
- Hawaii Route 92, a.k.a. the Nimitz Highway
- Nimitz Hill - A location in Guam noted as the site of the 1997 crash of Korean Air Flight 801.
- Nimitz, West Virginia
- Nimitz Glacier
- Nimitz Strike Group
- Nimitz Museum
- Nimitz Class, a naval thriller published in 1997 by Patrick Robinson
- USS Nimitz (CVN-68), a supercarrier named for the Admiral
- Chester "Chet" William Nimitz, Jr. (1915 - 2002), an American officer and submarine commander
- Jack Nimitz (1930 – 2009), American musician