Korneyevka () is a rural locality (a village) and the administrative center of Balzinya Selsoviet, Meleuzovsky District, Bashkortostan, Russia. The population was 671 as of 2010. The village has 9 streets.
Korneyevka is located 53 km south of Meleuz (the district's administrative centre) by road. The nearest rural locality is Gonornaya.