Mallory Kean (née Buist) is a Canadian curler from Woodstock, Ontario.

Kean began curling at age 7 at the Glendale Golf and Country Club in Hamilton, Ontario.

After juniors, Kean joined the Alison Goring rink, throwing second rocks for the 2011-12 season.

In 2015, Kean would form her own rink with Carly Howard, Kerilynn Mathers and Cheryl Kreviazuk.

At the 2014 Canadian Mixed Doubles Curling Trials, the pair made it to the quarterfinals, before losing to Mike Armstrong and Ashley Quick of Saskatchewan.