Tanu may refer to:
People Malietoa Tanumafili I (1879–1939), Samoan prince Tanu Nona (1902–1980), Australian pearler and politician Tanu Roy (born 1980), Indian actress and model
Places Tanganyika African National Union (TANU) Tanu (Haida village), a village of the Haida people on Haida Gwaii, British Columbia, Canada Tanu, Canada, a National Historic Site of Canada in British Columbia Tanu, Sarawak, Malaysia, a town near Tusor Tanu Forest Park, Gambia
Other uses A tanu (The Witness), a 1969 Hungarian film CCGS Tanu, a Canadian fisheries patrol vessel Pseudophilautus tanu, a frog of the family Rhacophoridae Tanu, a character in the children's fantasy novel Fablehaven by Brandon Mull The Tanu, a race from the Saga of Pliocene Exile book series by Julian May
See also Le Tanu, a commune in the Manche department, France Tanus (disambiguation)