Calanthe triplicata is a species of orchid native to Oceania, Asia, and the islands of eastern Africa. It is found in Mauritius, Madagascar, Seychelles, Assam, eastern Himalayas, southern India, Sri Lanka, Myanmar, Thailand, Malaysia, Laos, Cambodia, south China, Vietnam, Borneo, Java, Lesser Sunda Islands, Moluccas, Philippines, Sulawesi, Sumatra, Bismark Islands, New Guinea, Solomon Islands, Norfolk Island, New South Wales, Queensland, Fiji, New Caledonia, Samoa, Vanuatu, Wallis and Futuna , Marquesas, Santa Cruz Islands, Caroline Islands, the Marianas Islands, Taiwan, Ryukyu Islands.