The forest kingfisher (Todiramphus macleayii), also known as the Macleay's or blue kingfisher, is a species of kingfisher in the subfamily Halcyoninae, also known as tree kingfishers. It is a predominantly blue and white bird. It is found in Indonesia, New Guinea and coastal eastern and northern Australia. Like many other kingfishers, it hunts invertebrates and small frogs and lizards.