The Teteriv River (Ukrainian: Тетерiв) is a right tributary of the Dnieper River in Ukraine. It has a length of 365 km and a drainage basin of 15,100 km². In the underflow the valley of the Teteriv in Polissia on up to 4 km, the width of the river widens up to 40-90 meter, before it flows into the Dnieper. The Teteriv is replenished predominantly by snow and rain.