Lygkos or Ligkos (rarely Lygos or Ligos (Greek: Λύγκος), older form: Lyngos or Lingos) is a mountain in the eastern Ioannina and the western Grevena prefectures in northwestern Greece. The mountain is a part of the Pindus mountain range. Its maximum elevation is 2,249 m. Its length is approximately 20 to 30 km from north to south and its width is approximately 15 to 20 km from north to south. The Aoos river flows to the west and another to the east.
Forests dominate the low lying areas of the mountain and contains pine and spruce trees, the valley areas, grasslands, bushes and unvegetated portions dominate the higher elevations. The area around the mountain contains villages and forest roads as well as hiking trails.
Its panorama includes the mountains to the north, the Aliakmon valley to the east, the Chasia mountains to the southeast, the Mitsikeli to the southwest, the Tymfi mountains to the west and the Smolikas to the northwest.