Nang Tani is a female spirit of the Thai folklore. According to folk tradition this ghost appears as a young woman that haunts wild banana trees (Musa balbisiana), known as in Thai language as Kluai Tani
Nang Tani belongs to a type of female ghosts or fairies related to trees known generically as Nang Mai (นางไม้; "Lady of the Wood") in the Thai lore. There is a similar spirit in the Cambodian folklore, as well as in the Lao popular tradition.