Izvoru Crișului (Romanian: Izvoru Crișului; Hungarian: Körösfő, German: Krieschwej); is a commune in Cluj County, Transylvania, Romania.

It is composed of four villages: Izvoru Crișului, Nadășu (Kalotanádas), Nearșova (Nyárszó), and Șaula (Sárvásár).

It lies on the banks of the river Crișul Repede, near its source in the Gilău Mountains [ro], whence its name, which means in Romanian, "the source of the Criș".

At the 2011 census, the commune had a population of 1,616, of which 79.0% were Hungarians and 19.9% Romanians.

[3] At the 2021 census, Izvoru Crișului had a population of 1,424, of which 79.56% were Hungarians and 15.66% Romanians.