Krapina (river)
The Krapina is a Croatian river flowing through Krapina-Zagorje County and Zagreb County. It is a tributary to the Sava. The confluence of the Krapina River and the Sava River is near Zaprešić. Its length is and its basin covers an area of.
The hydrological parameters of Krapina are regularly monitored in Croatia at Kupljenovo.
The name "Krapina" is supposed to come from Latin word "carpinus". Another theory is that it comes from Proto-Indo-European *ker and *h2ep, so that it means "the water that cuts through the valley".