M11 or M-11 may refer to:

Aviation

* Miles M.11 Whitney Straight, a 1936 two-seater light aircraft *

Shvetsov M-11 The Shvetsov M-11 is a five-cylinder air-cooled radial aircraft engine produced in the Soviet Union between 1923 and 1952.Gunston 1989, p.158. Design and development The Shvetsov M-11 was designed under a 1923 competition in the Soviet Union fo ...

, an aircraft engine produced in the Soviet Union

Science

* Messier 11 (M11), an open star cluster also known as the Wild Duck Cluster *

Mathieu group M11 In the area of modern algebra known as group theory, the Mathieu group ''M11'' is a sporadic simple group of order : 2432511 = 111098 = 7920. History and properties ''M11'' is one of the 26 sporadic groups and was introduced b ...

in the mathematical field of group theory * Ritter M11 UltraClave, a model of

autoclave An autoclave is a machine used to carry out industrial and scientific processes requiring elevated temperature and pressure in relation to ambient pressure and/or temperature. Autoclaves are used before surgical procedures to perform steriliza ...

made by Midmark

Transportation

* M-11, a state highway in the metropolitan area of Grand Rapids, Michigan * M11 (East London), a Metropolitan Route in East London, South Africa * M11 (Cape Town), a Metropolitan Route in Cape Town, South Africa * M11 (Johannesburg), a Metropolitan Route in Johannesburg, South Africa *

M11 (Pretoria) The M11 road is a short metropolitan route in the City of Tshwane in Gauteng, South Africa. It connects the Pretoria CBD with Faerie Glen and Garsfontein via Sunnyside, Brooklyn and Menlyn. Route The M11 route begins in the southern pa ...

, a Metropolitan Route in Pretoria, South Africa * M11 (Durban), a Metropolitan Route in Durban, South Africa * M11 (Bloemfontein), a Metropolitan Route in Bloemfontein, South Africa *

M11 (Port Elizabeth) The M11 is a metropolitan route in Port Elizabeth, South Africa. It begins at the intersection with the M4 in Humewood and ends at the intersection with the M9 in Walmer. Route The M11 begins at the intersection with the M4 Beach Road (t ...

, a Metropolitan Route in Port Elizabeth, South Africa *

M11 motorway The M11 is a motorway that runs north from the North Circular Road (A406) in South Woodford to the A14, northwest of Cambridge, England. Originally proposed as a trunk road as early as 1915, various plans were considered throughout the 1960 ...

in England * M11 motorway (Pakistan) Sialkot - Lahore Motorway in Pakistan * the

Moscow–Saint Petersburg motorway The Moscow–Saint Petersburg motorway ( rus, Автомагистраль Москва — Санкт-Петербург, Avtomagistral' Moskva-Sankt-Peterburg}), designated as the М11 Neva, is a Russian federal highway in the European part o ...

, designated M11 *

Highway M11 (Ukraine) Highway M11 is a Ukraine international highway ( M-highway) connecting Lviv with Przemyśl Przemyśl (; yi, פשעמישל, Pshemishl; uk, Перемишль, Peremyshl; german: Premissel) is a city in southeastern Poland with 58,721 inhab ...

* M11 motorway, portion of the N11 road in Ireland *

Mornington Peninsula Freeway The Mornington Peninsula Freeway is a freeway in Melbourne, Victoria, Australia, that provides a link from south-eastern suburban Melbourne to the Mornington Peninsula. Whilst the entire freeway from Dingley Village to Rosebud is declared b ...

in Victoria, Australia designated M11 * New York City Bus M11, a New York City Bus route in Manhattan *

M11 (Istanbul Metro) Line M11, officially referred to as the M11 Gayrettepe–Istanbul Airport–Halkalı Metro Line ( tr, Gayrettepe-İstanbul Havalimanı-Halkalı Metro Hattı), is a rapid transit line of the Istanbul Metro, currently under construction in Ista ...

, a rapid transit line of the Istanbul Metro * M11 Road (Zambia), a road in

Zambia Zambia (), officially the Republic of Zambia, is a landlocked country at the crossroads of Central, Southern and East Africa, although it is typically referred to as being in Southern Africa at its most central point. Its neighbours are ...

Firearms and military equipment

* M11, a United States military designation for the

SIG Sauer P228 Sig used as a name may refer to: *Sig (given name) *Sig, Algeria, a city on the banks of the Sig River * Sig Alert, an alert for traffic congestion in California, named after Loyd Sigmon *Sig River, a river of Algeria also known as Mekerra sig (l ...

semi-automatic pistol * Ingram

MAC-11 The MAC-11 (''Military Armament Corporation'' Model 11) is a machine pistol developed by American firearm designer Gordon Ingram at the Military Armament Corporation (MAC) during the 1970s in Powder Springs, Georgia, United States. The weapon is ...

, a sub-compact machine pistol *

M-11 Shtorm The M-11 Shtorm (russian: М-11 «Шторм»; en, Storm) is a Russian naval surface-to-air missile system. Its GRAU designation is 4K60. Its NATO reporting name is SA-N-3 Goblet. The system was first installed on , an anti-submarine warfar ...

, a 1959 Russian naval surface-to-air missile system *

Fiat M11/39 The Carro Armato M11/39 was an Italian medium tank first produced prior to World War II. The M11/39 saw service in Africa and Italy (1939–1944). The official Italian designation was Carro Armato (armoured vehicle) M11/39. The designation for th ...

, an Italian medium tank used during World War II *

Grigorovich M-11 __NOTOC__ The Grigorovich M-11 (or Shchetinin M-11) was a Russian single-seat fighter flying boat designed by Dmitry Pavlovich Grigorovich and built by Shchetinin Design and development Originally conceived as a two-seater the prototype M-11 was ...

, a 1916 Russian single-seat fighter flying boat * Mk 11 Mod 0 Sniper Weapon System, a variant of the

SR-25 The SR-25 (Stoner Rifle-25) is a designated marksman rifle and semi-automatic sniper rifle designed by Eugene Stoner and manufactured by Knight's Armament Company. The SR-25 uses a rotating bolt and a direct impingement gas system. It is loose ...

used by the United States Navy *

Remington 11-87 The Remington Model 11-87 is a semi-automatic shotgun manufactured by Remington Arms and based on the earlier Model 1100. The Model 11-87 remains in contemporary production, years after being introduced in 1987. Design The Model 11-87 is a g ...

, a semi-automatic shotgun * Panhard ULTRAV M11, a reconnaissance variant of the

Véhicule Blindé Léger The Panhard Véhicule Blindé Léger ("Light armoured vehicle"), also known by its acronym Panhard VBL or simply VBL, is a French wheeled 4x4 all-terrain vehicle built by Panhard. The vehicle is offered in various configurations, and was designe ...

marketed to the US Army

Other

* M11, an abbreviation used to refer to the

11 March 2004 Madrid train bombings The 2004 Madrid train bombings (also known in Spain as 11M) were a series of coordinated, nearly simultaneous bombings against the Cercanías commuter train system of Madrid, Spain, on the morning of 11 March 2004—three days before Spain's g ...

Change 2011 Change 2011 ( fi, Muutos 2011, sv, Förändring 2011) is a Finnish political party founded in 2009. The chairman of the party is Anita Saarinen. The party's name refers to 2011 Finnish parliamentary election, the first election the party partic ...

, a Finnish political party which advocates direct democracy *

M-11 (comics) M-11 Originally known as the Human Robot, the character was given the name "M-11" in the 2006 to 2007 ''Agents of Atlas'' miniseries as an allusion to its first appearance in ''Menace (Atlas Comics), Menace'' #11 from Marvel Comics' 1950s prede ...

, a fictional robot in Atlas Comics and Marvel Comics *

Magic 2011 Magic or Magick most commonly refers to: * Magic (supernatural), beliefs and actions employed to influence supernatural beings and forces * Ceremonial magic, encompasses a wide variety of rituals of magic * Magical thinking, the belief that unrela ...

, the twelfth core set in Magic: The Gathering {{Letter-NumberCombDisambig