Kuzhanak (; , Qujanaq) is a rural locality (a village) in Yanybayevsky Selsoviet, Zianchurinsky District, Bashkortostan, Russia. The population was 420 as of 2010. There are 4 streets.
Kuzhanak is located 144 km southeast of Isyangulovo (the district's administrative centre) by road. Nizhneye Mambetshino is the nearest rural locality.