Bolshoy Ik River
 The Bolshoy Ik River (Russian: Большой Ик literally Greater Ik; Bashkir: Оло Ыйыҡ Olo Iyıq) is a tributary of the Sakmara River which flows south from the southern end of the Ural Mountains and is located in Bashkortostan and Orenburg Oblast Russia.The river has generally snow feeding.