China (mainland), India, Indonesia, Japan, Laos, Malaysia, Mongolia, Myanmar, Nepal, North Korea, Russia (Asian), Russia (Central Asian) (B), Singapore, South Korea, Taiwan (China), Thailand, Vietnam.
Vagrant to Belgium, France, Germany, Hong Kong (China), Hungary, Ireland, Italy, Malta, Netherlands Antilles, Norway, Poland, Sweden, Switzerland, United Kingdom.
Population
Estimated population is unknown (2010).
Siberian Thrush (Geokichla sibirica) [XC114582]
by Ross Gallardy from Maoershan (nr Forest Research Station), Heilongjiang Province, China (call)
Siberian Thrush (Geokichla sibirica) [XC618798]
by Albert Lastukhin & Vladimir Bakutov from Gunung Gede National Park, Java, Indonesia (call)
Subspecies
The following 2 subspecies are recognised:
sibirica (Pallas, 1776) - Central and eastern Siberia south to northern Mongolia, northern Manchuria and Russian Far East. Non-breeding south-eastern Asia south to Greater Sundas.
davisoni (Hume, 1877) - Sakhalin, southern Kuril Is and Japan. Non-breeding south-eastern China south to southern Sundaic region.