The Virvytė River or Virvyčia River (Samogitian: Virvītė) is a river in Samogitia (Šilalė, Telšiai and Mažeikiai districts), northwestern Lithuania. It is a left tributary of the Venta River. Virvytė begins in Žemaičiai Highlands, 3 km north from Laukuva town. It flows north passing Lakes Paršežeris and Lūkstas, Varniai city, Lake Biržulis, Tryškiai town. Virvytė flows into Venta near Gyvoliai village.