Several species of lichenicolous fungi from the region of Batman and Siirt provinces in Turkey are recorded here. A new species is described: Rhymbocarpus circinariae on Circinaria sp. A new combination, Muellerella fuscoatrae on Lecidea fuscoatra, is established alongside the selection of a neotype. Three species are reported for the first time in Turkey: Lichenochora epidesertorum, Paralecia pratorum, and Sclerococcum homoclinellum. In addition, Paralecia pratorum is also reported for the first time in Asia.