Jagiellonia Białystok is a Polish professional football club based in Białystok that plays in the Ekstraklasa, the top level of Polish football. The club was founded in 1920 by soldiers in the 42nd Infantry Regiment Reserve Battalion in Białystok. Jagiellonia play their home games at the Chorten Arena.
Jagiellonia is the most accomplished football club of north-eastern Poland.
