Commodore may refer to:

• Commodore International, a computer company, also known as Commodore Business Machines
  • Commodore PET, Commodore VIC-20, Commodore 64, Commodore 128, Amiga
  • Commodore Semiconductor Group, also known as MOS Technology, Inc.
• Cornelius Vanderbilt (1794–1877), American entrepreneur, was known as "The Commodore"

In ranks:

• Commodore (rank), a naval rank
  • Commodore (USN), in the United States Navy
• Air Commodore, a rank in the Royal Air Force and other Commonwealth air forces
• Commodore (Star Trek), a fictional Starfleet rank in Star Trek
• An officer of a yacht club
• A position in the Sea Scouts

In transportation:

• Holden Commodore, by the Holden division of General Motors in Australia
• Opel Commodore, an intermediate-sized car from Opel of Germany
• Consolidated Aircraft Commodore, a flying boat used for passenger travel in the 1930s

In entertainment:

• The Commodore, a Horatio Hornblower novel by C. S. Forester
• The Commodore (book), a novel in the Aubrey–Maturin series by Patrick O'Brian
• Commodore Ballroom, a nightclub and music venue in Vancouver, British Columbia
• Commodore Records, a jazz and swing music record label
• The Commodores, a soul/funk band in the 1970s

In Sports:

• Mike Commodore, a red headed, bathrobe wearing defenseman of the Carolina Hurricanes

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