Murraytrematoides is a genus of monopisthocotylean monogeneans in the family Diplectanidae.
Species of this genus are parasite on Perciformes and Anguilliformes marine fish. The genus Geneticoenteron <small>Yamaguti, 1958</small> was considered a synonym of Murraytrematoides by Oliver.
According to the World Register of Marine Species, species include: