Gastrochilus obliquus is a species of orchid native to China, the Himalayas and Southeast Asia. Two varieties are recognized: \n* Gastrochilus obliquus var. obliquus - Sichuan, Yunnan, India, Nepal, Bhutan, Assam, Andaman Islands, Myanmar, Thailand, Laos, Vietnam \n* Gastrochilus obliquus var. suavis (Seidenf.) Z.H.Tsi - Thailand