Mikkelsenis a 6-foot-2 sophomore middle hitter from Nine Mile Falls, Wash.
Carroll went 1-0 for the weekend. The Saints upset No. 16 Rocky Mountain 3-0 to hand Rocky their first conference loss of the season.
Mikkelsen averaged 5.33 kills per set with a .387 attack percentage.
Also nominated and listed in alphabetical order: Maureen Jessop of Montana Tech, Daniella Russell of Rocky Mountain College, Kelsey Shaver of the University of Providence.