Fürstenwalde/Spree (German pronunciation: [ˈfʏʁstn̩ˌvaldə] ⓘ; Lower Sorbian: Pśibor pśi Sprjewje [ˈpɕibɔr ˈpɕi sprʲɛwʲɛ])[3] is the most populous town in the Oder-Spree District of Brandenburg, in eastern Germany.

The town's importance rose as a staple port and terminal of the transportation of goods on the river.

The bishopric was secularized during the Reformation in 1555, and was completely disbanded at the ascension of Joachim Frederick as Margrave of Brandenburg in 1598.

From the 18th century, Fürstenwalde was part of the Kingdom of Prussia, and from 1815 to 1947, it was administratively located in the Province of Brandenburg.

Seats in the town's assembly (Stadtverordnetenversammlung) as of 2014 local elections: Fürstenwalde is twinned with:[6]