Andijan Region is a region of Uzbekistan, located in the eastern part of the Fergana Valley in far eastern Uzbekistan. It borders with Kyrgyzstan (Jalal-Abad and Osh Regions), Fergana Region and Namangan Region. It covers an area of 4,300 km2. The population is estimated to be around 3,253,528 as of 2022, thus making Andijan Region the most densely populated region of Uzbekistan.
The origin of the name of the place is uncertain. Arab geographers of the 10th century referred to Andijan as "Andukan," "Andugan," or "Andigan." Some historians link the name of the place to the Turkic tribal names Andi and Adoq/Azoq. The traditional etymology connects the name with the Turkic ethnonym Gandhi (Gandhi Turks), known from pre-Islamic period.
Andijan Region is divided into 14 administrative districts. The capital is the city of Andijan. The climate is a typically continental climate with extreme differences between winter and summer temperatures.
Natural resources include deposits of petroleum, natural gas, ozokerite and limestone. As with other regions of Uzbekistan, it is famous for its very sweet melons and watermelons, but cultivation of crops can be accomplished exclusively on irrigated lands. Main agriculture includes cotton, cereal, viticulture, cattle raising and vegetable gardening.
Industry includes metal processing, chemical industry, light industry, food processing. The first automobile assembly plant in Central Asia was opened in Asaka in Andijan Region by the Uzbek-Korean joint venture, UzDaewoo, which produces Nexia and Tico cars and the Damas minibus.