Mark III

Mark III or Mark 3 often refers to the third version of a product, frequently military hardware. "Mark", meaning "model" or "variant", can be abbreviated "Mk."

Mark III or Mark 3 may refer to:

Arts and entertainment

Mk III: The Final Concerts, a 1975 concert album by Deep Purple
Emergency Medical Hologram Mark III, a character on the television series Star Trek: Voyager
Mark III, a fictional cybernetic tank in the game Ogre
Mark III Flying Car, a fictional vehicle driven by Danger Mouse
Cobra Mk III, a spaceship in the computer game Elite
MK III, a 2013 album by Steam Powered Giraffe

Technology

Military and weaponry

Mark III, a variant of the British Mark I tank
Mark III, an alternate name for the Fat Man atomic bomb used on Nagasaki, in use until 1949
Supermarine Spitfire Mk III; a single 1940 British fighter aircraft pre-production prototype
Mk III Turtle helmet (1944); British Army helmet that first saw action in the Normandy Landings
Merkava Mark 3 (1989); battle tank of Israel Defense Forces
Ruger MK III (2004), an American handgun

Other vehicles

Geosynchronous Satellite Launch Vehicle Mark III, a launch vehicle
Aston Martin DB Mark III (1957-1959), a British luxury sports car
AC Cobra MkIII (aka Shelby Cobra), an American-engined British sports car produced intermittently since 1962
- Superformance MkIII, a mass-produced replica of the AC Cobra MkIII
Continental Mark III (1958, 1969–1971), an American personal luxury car
British Rail Mark 3 (1976); a rail carriage design for high-speed and regular service
Kolb Mark III ultralight aircraft

Other technologies

Mark III (radio telescope), a radio telescope in England, constructed in 1966
Mark III (space suit), a NASA space suit prototype
Mark III containment design, a third generation General Electric BWR-6 boiling water nuclear reactor design
Camera models:
- Canon EOS-1D Mark III
- Canon EOS-1Ds Mark III
Harvard Mark III, an early computer built at Harvard University and used by the US Navy
Mesa Boogie Mark III, an electric guitar amplifier
Sega Mark III, the original Japanese branding of Sega Master System, a video game console
Vox Mark III, a teardrop-shaped electric guitar of the 1960s

Religion

Mark 3 or Mark III, the third chapter of the Gospel of Mark in the New Testament of the Christian Bible
Pope Mark III of Alexandria, patriarch of the Coptic Church from 1116 to 1189