Duff (2016 population: 30) is a special service area in the Canadian province of Saskatchewan within the Rural Municipality of Stanley No.

It is approximately 122 kilometres (76 mi) north-east of the city of Regina, 66 kilometres (41 mi) south-west of Yorkton, and 20 kilometres (12 mi) west of Melville.

[1] It dissolved its village status on January 1, 2022 in favour of becoming a special service area in the RM of Stanley No.

[10] About 3 kilometres (2 mi) east along the south side of Highway 10 is the Duff Provincial Recreation Site (50°52′50″N 103°02′47″W / 50.8806°N 103.0463°W / 50.8806; -103.0463).

[11] It is a conservation area on Pearl Creek[12] at an elevation of 580 metres (1,900 ft).