Jevišovka is a river in the Czech Republic, a left tributary of the Thaya River. It flows through the South Moravian Region. It is 81.7 km (50.8 mi) long.

The Jevišovka originates in the territory of Komárovice in the Křižanov Highlands at the elevation of 557 m (1,827 ft) and flows to Jevišovka, where it enters the Thaya River at the elevation of 175 m (574 ft). It is 81.7 km (50.8 mi) long. Its drainage basin has an area of 787.1 km (303.9 sq mi).

The longest tributaries of the Jevišovka are:

Tributary	Length (km)	Side
Skalička	22.8	left
Plenkovický potok	19.8	right
Nedveka	18.7	left
Křepička	18.3	left

There are no large settlements on the Jevišovka. The most populous town on the river is Hrušovany nad Jevišovkou. The river flows through the municipal territories of Komárovice, Moravské Budějovice, Nové Syrovice, Častohostice, Blížkovice, Grešlové Mýto, Boskovštejn, Střelice, Jevišovice, Černín, Vevčice, Rudlice, Plaveč, Výrovice, Tvořihráz, Žerotice, Prosiměřice, Práče, Lechovice, Borotice, Božice, Šanov, Hrušovany nad Jevišovkou and Jevišovka.

There are 267 bodies of water in the basin area. The largest of them is the Výrovice Reservoir with an area of 52 ha (130 acres), which is constructed directly on the Jevišovka.

• List of rivers of the Czech Republic

• River flow at Božice station – Flood Warning and Forecasting Service of the Czech Hydrometeorological Institute