Fungal genus Diatrype is the type of the family Diatrypaceae, Xylariales, Sordariomycetes. During our fungal exploration in Andaman Islands, India (2015–2018), we encountered six fungi belonging to the genus Diatrype. The literature survey suggested that these fungi,viz. D. buteae M.S. Patil & S.D. Patil, D. ilicina Lar. N. Vassiljeva & S.L. Stephenson, D. stigma (Hoffm.) Fr, D. stigmaoides Kauffman, D. subundulata Lar. N. Vassiljeva & H.X. Maand D. syzygii Narendra & V.G. Rao are new records from Andaman Islands, India. The fungal species are reported and illustrated in this paper with morphological descriptions.