Klaoitsis Island, also perhaps Adlagamalla in Kwak'wala, is an island in the Johnstone Strait region of the Central Coast region of British Columbia, Canada. It is located to the south of Turnour Island in Clio Channel. The name is an alternate spelling of Ławit'sis or Tlowitsis, the name of the Kwakwaka'wakw group whose territory it is in.