Novomullakayevo (; , Yaññ Mullaqay) is a rural locality (a village) and the administrative centre of Novomullakayevsky Selsoviet, Karaidelsky District, Bashkortostan, Russia. The population was 483 in 2010. There are six streets.
Novomullakayevo is located northeast of Karaidel (the district's administrative centre) by road. Mullakayevo is the nearest rural locality.