Khusainovo (; , Xösäyen) is a rural locality (a selo) in Kadyrgulovsky Selsoviet, Davlekanovsky District, Bashkortostan, Russia. The population was 304 as of 2010. There are 3 streets.
Khusainovo is located 40 km southeast of Davlekanovo (the district's administrative centre) by road. Kadyrgulovo is the nearest rural locality.