* Campbell's dwarf hamster: Native to the steppes of Central Asia (Kazakhstan, Mongolia, Russia)
* Winter white dwarf hamster: Native to the forests and steppes of Central Asia (Russia, Ukraine, Kazakhstan)
* Roborovski dwarf hamster: Native to the deserts of Central Asia (Mongolia, China, Kazakhstan)
* Chinese dwarf hamster: Native to the grasslands and agricultural regions of Northern China
It's important to note that these are just the wild origins of the dwarf hamster species. Today, dwarf hamsters are bred and kept as pets all over the world, with many variations and color morphs developed through selective breeding.