2009–10 Mountain West Conference men's basketball season

The Mountain West Conference held its pre-season media day on October 6, 2009 at The Mtn.

The league's media overwhelmingly voted Brigham Young the preseason #1 and BYU junior guard Jimmer Fredette the preseason player of the year.

[1] New Mexico's Roman Martinez was named to the 30-man Lowe's Senior CLASS Award preseason candidate list.

[2] Preseason All-MWC team Preseason Player of the Year Preseason Newcomer of the Year Preseason Freshman of the Year 2009 marks the inaugural year of the Mountain West - Missouri Valley Challenge – matching teams from the Mountain West against teams from the Missouri Valley Conference in an effort to bolster strength of schedule for both leagues.

[4] The MVC won the first Challenge 5–4 as Northern Iowa knocked off Wyoming in the final game.