J20 or J-20 may refer to:

Vehicles

Aircraft

Chengdu J-20 The Chengdu J-20 (), also known as ''Mighty Dragon'' (), is a twinjet all-weather stealth fighter aircraft developed by China's Chengdu Aerospace Corporation for the People's Liberation Army Air Force (PLAAF). The J-20 is designed as an air ...

, a Chinese stealth fighter *

Reggiane J 20 The Reggiane Re.2000 ''Falco'' I was an Italian all metal, low-wing monoplane developed and manufactured by aircraft company Reggiane. The type was used by the ''Regia Aeronautica'' (Italian Air Force) and the Swedish Air Force during the first ...

, an Italian fighter in service with the Swedish Air Force * Soko J-20 Kraguj, a Yugoslavian light attack aircraft

Automobiles

* Jeep J20, an American pickup truck * Toyota Land Cruiser (J20), a Japanese off-road vehicle

Locomotives

* LNER Class J20, a British steam locomotive class

Ships

* , an ''Östergötland''-class destroyer of the Swedish Navy * , a ''Sandhayak''-class survey ship of the Indian Navy

Other uses

J20 Nationell J20 Nationell is a junior ice hockey league composed of 20 teams in Sweden. Previously known as the J20 SuperElit, it is the highest-level junior ice hockey league in Sweden. The teams are divided in two groups, or divisions, ''Norra'' (North) ...

, a Swedish junior hockey league *

Acute bronchitis Acute bronchitis, also known as a chest cold, is short-term bronchitis – inflammation of the bronchi (large and medium-sized airways) of the lungs. The most common symptom is a cough. Other symptoms include coughing up mucus, wheezing, shortne ...

* County Route J20 (California) * DisruptJ20, founded to protest the inauguration of Donald Trump in January 2017 * Elongated pentagonal cupola, a Johnson solid (J₂₀) *

January 20, 2005 counter-inaugural protest On January 20, 2005, a number of counter-inaugural demonstrations were held in Washington, D.C., and other American cities to protest the second inauguration of President George W. Bush. Rally at Malcolm X Park The DC Anti-War Network (DAWN) ...

, held in Washington, D.C. and other American cities *

Nissan J20 The Nissan J series are straight-4 and straight-6 gasoline internal combustion engines produced by Nissan in the 1960s through the 1980s. It is similar to the BMC B-Series engine that was built in Japan under licence as the Nissan 1H before being ...