Odorrana trankieni, also known as Trankien frog or Tran Kien's odorous frog, is a species of frogs in the family Ranidae.

It is endemic to northern Vietnam.

[1][2] Its natural habitats are montane evergreen forests and secondary mixed evergreen bamboo forests at elevations of 300–700 m (980–2,300 ft) above sea level.

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