The single-striped grass mouse or single-striped lemniscomys is a species of rodent in the family Muridae. It is occurs in moist savanna and in arable land. This mouse is found in South Africa and many of its surrounding African Countries (Angola, Botswana, Kenya, Malawi, Mozambique, Namibia, Eswatini, Tanzania, Zambia) and is currently considered of Least Concern on the IUCN.