Gryžuva

Infobox River | river_name =Gryžuva River


caption =
origin = Gauštvinis Lake
mouth = Dubysa
basin_countries = Lithuania
length = 13,6 km
elevation =
discharge = 1,15 m³/s
watershed = 59,4 km²

The Gryžuva is a short river in the western part of Lithuania, a tributary of the Dubysa. It begins 5 km north of Tytuvėnai city and flows mostly to the southwest. Its average width is about 6 m. Its only tributary is the Apušis river.