Cvilin (Serbian Cyrillic: Цвилин) is a village in the municipalities of Foča, Republika Srpska and Foča-Ustikolina, Bosnia and Herzegovina.

[1] The Chronicle of the Priest of Dioclea recorded that, at the time of Serbian Knez Časlav Klonimirović (c. 927/928 - c. 950), a Hungarian nobleman Kish had plundered Bosnia.

The Priest of Dioclea wrote that King Časlav assembled an army and confronted Kish in the Drina area, close to the river.

Kish was defeated and killed in the battle.

This article about a location in the municipality of Foča, Republika Srpska is a stub.