Tanintharyi may refer to:

Tanintharyi (town) or Taninthayi (known during the British occupation as Tenasserim), a town in Tanintharyi Township, Myeik District, in the Tanintharyi Region of Burma (Myanmar) Tanintharyi Region, formerly Tenasserim Division and Tanintharyi Division, an administrative region of Myanmar Tanintharyi Township, a township of Myeik District in the Tanintharyi Region of Myanmar Cnemaspis tanintharyi a gecko from Myanmar

See also Tenasserim (disambiguation)