Cyst nematode, the Heterodera Schmidt (1871) is one of the most widely distributed and economically important plant parasitic nematode genus. During the present investigation of plant-parasitic nematode fauna from Gilgit-Baltistan, Pakistan, four cyst nematode species viz., Heterodera avenae Wollenweber, 1924; H. mani Mathews,1971; H. schachtii Schmidt, 1871 and H. zeae Koshy, Swarup and Sethi, 1971 were detected from all four districts.