The 2003 Mountain West Conference baseball tournament took place from May 21 through 24. All six of the league's teams met in the double-elimination tournament held at University of New Mexico's Isotopes Park. Top seeded UNLV won their first Mountain West Conference Baseball Championship with a championship game score of 14–9 and earned the conference's automatic bid to the 2003 NCAA Division I baseball tournament.

Seeding The teams were seeded based on regular season conference winning percentage only. San Diego State claimed the second seed over BYU by winning the season series. Team W L Pct. GB Seed 24 6 .800 18 12 .600 18 12 .600 17 13 .567 10 20 .333 3 27 .100

Results

* - Indicates game required 11 innings.

All-Tournament Team The following teams were named to the All-Tournament team. Name Class Team POS Patrick Dobson Jr. UNLV Outfielder Jordan Swaydan Fr. SDSU Catcher Robert Van Kirk Sr. UNLV Catcher Cort Wilson Jr. Utah Infielder Eric Nielsen So. UNLV Outfielder Brock Jacobsen Jr. BYU Outfielder Jake Vose Jr. UNLV Pitcher Eddie Gill Jr. UNLV Designated Hitter Anthony Gwynn Jr. SDSU Outfielder Brady Martinez So. Utah Relief Pitcher Landon Burt Jr. SDSU Outfielder

Most Valuable Player Patrick Dobson, an outfielder for the champion UNLV Rebels, was named the tournament Most Valuable Player, after a 3 for 5, 2 RBI performance in the championship game, setting a tournament record for RBI at 14.

References