The Teresva (Ukrainian: Тересва) is a right tributary of the river Tisza in the Zakarpattia Oblast, western Ukraine. Its drainage basin covers an area of 1,220 km (470 sq mi). It rises in the Eastern Carpathians. It flows through the towns Ust-Chorna and Dubove, and it discharges into the Tisza near the town Teresva, on the border with Romania.