John S. McCain may refer to:

People

• John S. McCain Sr. (1884–1945), United States Navy admiral
• John S. McCain Jr. (1911–1981), United States Navy admiral and son of John S. McCain Sr.
• John S. McCain III (1936–2018), United States Navy captain, American statesman, politician, and son of John S. McCain Jr.

Ships

• USS John S. McCain, a U.S. Navy ship name
  • USS John S. McCain (DL-3), a Mitscher-class destroyer in the United States Navy from 1953 to 1978
  • USS John S. McCain (DDG-56), an Arleigh Burke-class destroyer in the United States Navy since 1994

See also

• John McCain (disambiguation)

This disambiguation page lists articles associated with the title John S. McCain.
If an internal link led you here, you may wish to change the link to point directly to the intended article.