Tyuldi (; , Töldö) is a rural locality (a village) in Tyuldinsky Selsoviet, Kaltasinsky District, Bashkortostan, Russia. The population was 273 as of 2010. There are 4 streets.
Tyuldi is located 11 km north of Kaltasy (the district's administrative centre) by road. Bolshetuganeyevo is the nearest rural locality.