The Leonese People's Union (Spanish: Unión del Pueblo Leonés, Leonese: Unión del Pueblu Llionés, UPL) is a regional political party in Castilla y León, Spain.

UPL was founded in 1986 by a group of people coming from different León regionalist movements and various statewide parties (Popular Alliance, Union of the Democratic Centre, Spanish Socialist Workers' Party).

Initially it was known as Leonesist Union (Unión Leonesista, UNLE).

It adopted its current name in 1991, when José María Rodríguez de Francisco took over the leadership of the party.

In the Castile and León autonomous elections the same year, it obtained 2.69% of the votes and two seats over 83.