Watrous was a provincial electoral district for the Legislative Assembly of the province of Saskatchewan, Canada, in the area of Watrous, Saskatchewan, east of Saskatoon. Created as "Vonda" before the 2nd Saskatchewan general election in 1908, this constituency was redrawn and renamed "Watrous" in 1934.
This riding was abolished and absorbed into the Arm River district before the 18th Saskatchewan general election in 1975.
Another provincial electoral district named "Watrous" existed from 1995 to 2003.