Ildus (; , ðldus) is a rural locality (a village) in Starobaishevsky Selsoviet, Dyurtyulinsky District, Bashkortostan, Russia. The population was 41 as of 2010. There is 1 street.
Ildus is located 32 km southeast of Dyurtyuli (the district's administrative centre) by road. Aygildino is the nearest rural locality.