J11 may refer to:

Vehicles

Aircraft

Fiat J 11 The Fiat CR.42 ''Falco'' (Falcon, plural: ''Falchi'') is a single-seat sesquiplane Fighter aircraft, fighter developed and produced by Italian aircraft manufacturer Fiat Aviazione. It served primarily in the Italian in the 1930s and during the ...

, an Italian sesquiplane fighter in service with the Swedish Air Force *

Junkers J 11 The Junkers CL.I was a ground-attack aircraft developed in Germany during World War I. Its construction was undertaken by Junkers under the designation J 8 as proof of Hugo Junkers' belief in the monoplane, after his firm had been required by t ...

, a German ground-attack aircraft *

Shenyang J-11 The Shenyang J-11 ( Chinese: 歼-11; NATO reporting name: Flanker-B+/Flanker-L), also known as Yinglong ( zh, s=应龙, t=應龍, p=yìnglóng, l=responsive dragon). is a 4th generation twin-engine jet fighter of the People's Republic of China ...

, a Chinese jet fighter

Automobiles

James Comet J11 The James Comet was a 98 cubic centimetre (cc), two-stroke, motorcycle manufactured by the James Cycle Co. and announced on 21 October 1948. A post-World War II design, the Comet went into production in late 1948. Comet J1 / J3 / J10 rigid f ...

, an English motorcycle *

Nissan Qashqai J11 The Nissan Qashqai () is a compact crossover SUV (C-segment) designed and produced by the Japanese car manufacturer Nissan since 2006. The first generation of the vehicle was sold as the in Japan and Australia, and Qashqai in the rest of the wo ...

, a Japanese SUV

Locomotives

GSR Class J11 The GS&WR Class 201 was a class of ten locomotives designed by Locomotive Engineer, Henry Ivatt in 1887 for shunting heavy goods trains at Kingsbridge and Cork yards. Although the design is generally attributed to Ivatt they were actually cr ...

, an Irish steam locomotive *

LNER Class J11 The GCR Class 9J (LNER Class J11) was a class of 174 0-6-0 steam locomotives designed by John G. Robinson for freight work on the Great Central Railway (GCR) in 1901. They were a part of the Railway Operating Division during World War 1. T ...

, a class of British steam locomotives

Ships

* , a ''Halcyon''-class minesweeper of the Royal Navy * , a ''Visby''-class destroyer of the Swedish Navy

Other uses

County Route J11 (California) There are 45 routes assigned to the "J" zone of the California Route Marker Program, which designates county routes in California. The "J" zone includes county highways in Alameda, Calaveras, Contra Costa, Fresno, Kern, Inyo, Mariposa, ...

DEC J-11 The J-11 is a microprocessor chip set that implements the PDP-11 instruction set architecture (ISA) jointly developed by Digital Equipment Corporation and Intersil. It was a high-end chip set designed to integrate the performance and features of ...

, a microprocessor chip set *

Gyroelongated pentagonal pyramid In geometry, the gyroelongated pentagonal pyramid is a polyhedron constructed by attaching a pentagonal antiprism to the base of a pentagonal pyramid. An alternative name is diminished icosahedron because it can be constructed by removing a pe ...