Neris (, , ) is a river rising in Belarus. It flows through Vilnius (Lithuania) and becomes a tributary of the Neman River (Nemunas) at Kaunas (Lithuania). Its length is . For the river runs through Belarus, where it is called Viliya, and runs through Lithuania, where it is called Neris.

Neris (, , ) is a river rising in Belarus. It flows through Vilnius (Lithuania) and becomes a tributary of the Neman River (Nemunas) at Kaunas (Lithuania). Its length is . For the river runs through Belarus, where it is called Viliya, and runs through Lithuania, where it is called Neris.