Jalandhar is a city in the state of Punjab in India. With a considerable population, it ranks as the third most-populous city in the state and is the largest city in the Doaba region. Jalandhar lies alongside the historical Grand Trunk Road and is a well-connected junction for both rail and road networks.

Doaba, also known as Bist Doab or the Jalandhar Doab, is the region of Punjab, India that lies between the Beas River and the Sutlej River. People of this region are given the demonym "Doabia". The dialect of Punjabi spoken in Doaba is called "Doabi". The term "Doaba" or "Doab" is derived from Persian دو آب meaning "land of two rivers". The river Sutlej separates Doaba from the Malwa region to its south and the river Beas separates Doaba from the Majha region to its north.