Mulmur is a township in Dufferin County in Southern Ontario, Canada.

There are a number of original settlements such as Mulmur Corners, some of which can still be identified as to location, including Rosemont and Stanton.

[3] The township of Mulmur comprises a number of villages and hamlets, including Airlie (partially), Banda (partially), Black Bank, Earnscliffe, Happy Valley, Honeywood, Kilgorie, Lavender (partially), Mansfield, Mulmur, Mulmur Corners (partially), Perm, Ponton Mills, Randwick, Rookery Creek, Rosemont (partially), Ruskview, Scarlet Hill, Slabtown, Stanton, Terra Nova, Violet Hill (partially), Whitfield, Conover, Henderson's Corners (partially), Hipson's Corners.

Boyne Mill, Hall's Corners, Old Egypt, Primrose (partially).

In the 2021 Canadian census conducted by Statistics Canada, Mulmur had a population of 3,571 living in 1,388 of its 1,682 total private dwellings, a change of 2.7% from its 2016 population of 3,478.