Yanbak (; , Yanbaq) is a rural locality (a village) in Kirzinsky Selsoviet, Karaidelsky District, Bashkortostan, Russia. The population was 66 as of 2010. There are 2 streets.
Yanbak is located 89 km south of Karaidel (the district's administrative centre) by road. Surda is the nearest rural locality.