Killaly (2016 population: 65) is a village in the Canadian province of Saskatchewan within the Rural Municipality of Grayson No. 184 and Census Division No. 5. The village is about 23 kilometres (14 mi) south of the city of Melville on Highway 47 at the intersection of Highway 22 and 47.

Killaly incorporated as a village on April 28, 1909.

In the 2021 Census of Population conducted by Statistics Canada, Killaly had a population of 58 living in 27 of its 31 total private dwellings, a change of -10.8% from its 2016 population of 65. With a land area of 2.64 km² (1.02 sq mi), it had a population density of 22.0/km² (56.9/sq mi) in 2021.

In the 2016 Census of Population, the Village of Killaly recorded a population of 65 living in 28 of its 48 total private dwellings, a -13.8% change from its 2011 population of 74. With a land area of 2.59 km² (1.00 sq mi), it had a population density of 25.1/km² (65.0/sq mi) in 2016.