Włocławek [vwɔt͡sˈwavɛk] ( listen) (German: Leslau) is a town in northern Polan on the Vistula (Wisła) and Zgłowiączka rivers, with a population of approximately 123,000. It is situated in the Kujawsko-Pomorskie Voivodeship and until 1999 was the capital of Włocławek Voivodeship.