Badu or Badu Island (Mulgrave Island), pronounced ['ba:du:] in English, in Kala Lagaw Ya Badhu [bad̪u], is an island in the Torres Strait 60 kilometres (37 mi) north of Thursday Island, Queensland, Australia. Badu Island is also a locality in the Torres Strait Island Region, and Wakaid is the only town, located on the south-east coast. This island is one of the Torres Strait Islands. The language of Badu is Kala Lagaw Ya.