Lantan may refer to: Lantan Lake, meaning Orchid Lake or formerly called Hong-Mao Pei, is located in eastern Chiayi City, Taiwan Lantan (Forgotten Realms), a grouping of islands in the fictional Island Kingdoms of Faerûn Lantan, Cher, a commune of the Cher département in France Lantan, a hill tribe that live in Louang Namtha province, northwestern Laos and Yunnan province, China