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

* Mark III line-up of rock band

Deep Purple Deep Purple are an English rock band formed in London in 1968. They are considered to be among the pioneers of heavy metal music, heavy metal and modern hard rock, although their musical style has varied throughout their career. Originally for ...

, the band's third line-up, with David Coverdale, Ritchie Blackmore, Jon Lord, Glenn Hughes and Ian Paice * '' 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 Danger Mouse is a British action cartoon which has had two incarnations: * ''Danger Mouse'' (1981 TV series), a 1981 British animated television series * ''Danger Mouse'' (2015 TV series), a 2015 reboot of the British animated television series ...

'' * Cobra Mk III, a spaceship in the computer game ''Elite'' * MK III, a 2013 album by

Steam Powered Giraffe Steam Powered Giraffe is an American musical project formed in San Diego, California in 2008, self-described as "a musical act that combines robot pantomime, puppetry, ballet, comedy, projections, and music". Created and led by twins David Micha ...

Technology

Military and weaponry

* Mark III, a variant of the British

Mark I tank British heavy tanks were a series of related armoured fighting vehicles developed by the United Kingdom of Great Britain and Ireland, UK during the First World War. The Mark I was the world's first tank, a tracked, armed, and armoured vehicle, ...

* Mark III, an alternate name for the

Fat Man "Fat Man" (also known as Mark III) was the design of the nuclear weapon the United States used for seven of the first eight nuclear weapons ever detonated in history. It is also the most powerful design to ever be used in warfare. A 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 The Ruger Standard Model is a rimfire semi-automatic pistol introduced in 1949 as the first product manufactured by Sturm, Ruger & Co., and was the founding member of a product line of .22 Long Rifle cartridge handguns, including its later it ...

(2004), an American handgun

Other vehicles

Geosynchronous Satellite Launch Vehicle Mark III The Launch Vehicle Mark-3 or LVM3 (previously referred as the Geosynchronous Satellite Launch Vehicle Mark III or GSLV Mk III) is a three-stage medium-lift launch vehicle developed by the Indian Space Research Organisation (ISRO). Primarily des ...

, a launch vehicle *

Aston Martin DB Mark III The DB 2/4 Mark III (normally simply called DB Mark III, even at the time of its introduction) is a grand tourer sold by Aston Martin from 1957 until 1959. It was an evolution of the DB2/4 Mark II model it replaced, using an evolution of that ...

(1957-1959), a British luxury sports car *

AC Cobra The AC Cobra, sold in the United States as the Shelby Cobra and AC Shelby Cobra, is a sports car manufactured by British company AC Cars, with a List of Ford engines#8 Cylinder, Ford V8 engine. It was produced intermittently in both the Uni ...

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 The British Rail Mark 3 is a type of passenger railway carriage, carriage developed in response to growing competition from passenger airline, airlines and the automobile, car in the 1970s. A variant of the Mark 3 became the rolling stock for t ...

(1976); a rail carriage design for high-speed and regular service * Kolb Mark III ultralight aircraft

Other technologies

Mark III (radio telescope) The Mark III was a portable and fully steerable radio telescope located at Wardle, near Nantwich, Cheshire in the north-west of England. Constructed in 1966, it was remotely controlled from Jodrell Bank Observatory, and was mainly used as part o ...

, a radio telescope in England, constructed in 1966 *

Mark III (space suit) The Mark III or MK III (H-1) is a NASA space suit technology demonstrator built by ILC Dover. While heavier than other suits (at , with a Primary Life Support System backpack), the Mark III is more mobile, and is designed for a relatively high ...

, 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 The EOS 1D Mark III is a professional 10.1 megapixel digital single lens reflex camera (DSLR) camera body produced by Canon. The EOS 1D Mark III was announced on February 21, 2007 and is the successor of the Canon EOS-1D Mark II N and was first ...

Canon EOS-1Ds Mark III The EOS-1Ds Mark III is a digital SLR camera body by Canon designed for professional photographers. The Canon EOS 1Ds Mark III is successor to the EOS-1Ds Mark II and was announced in August 2007. The camera features a full-frame 21.1 megapix ...

Harvard Mark III The Harvard Mark III, also known as ADEC (for Aiken Dahlgren Electronic Calculator) was an early computer that was partially electronic and partially electromechanical. It was built at Harvard University under the supervision of Howard Aiken for ...

, an early computer built at Harvard University and used by the US Navy * Mesa Boogie Mark III, an electric guitar amplifier *

Sega Mark III is a Japanese video game company and subsidiary of Sega Sammy Holdings headquartered in Tokyo. It produces several List of best-selling video game franchises, multi-million-selling game franchises for arcade game, arcades and video game cons ...

, the original Japanese branding of Sega Master System, a video game console *

Vox Mark III The Mark is an electric guitar made by Vox. The instrument is also known as the Vox Teardrop, but this is not the official name. The Vox Mark came in three variations, a 6 string (the Mark VI), a 9 string (the Mark IX) and a 12 string (the Mark ...

, a teardrop-shaped electric guitar of the 1960s

Religion

Mark 3 Mark 3 is the third chapter of the Gospel of Mark in the New Testament of the Christian Bible. It relates a conflict over healing on the Sabbath, the commissioning of the Twelve Apostles, a conflict with the Jerusalem scribes and a meeting of ...

or Mark III, the third chapter of the Gospel of Mark in the New Testament of the Christian Bible *

Pope Mark III of Alexandria Pope Mark III of Alexandria, 73rd Pope of Alexandria and Patriarch of the See of St. Mark. He was the son of Zura, and he is commemorated in the Coptic ''Synaxarion'' on the 6th day of Tubah. Before becoming Patriarch, Mark wrote the entries of ...