The 2004 Arizona Wildcats baseball team represented the University of Arizona in the 2004 NCAA Division I baseball season.

The Wildcats played their home games at Jerry Kindall Field at Frank Sancet Stadium.

The team was coached by Andy Lopez in his third year at Arizona.

The Wildcats won the South Bend Regional and then Long Beach Super Regional to advance to the College World Series, where they were defeated by the Georgia Bulldogs.

• 20 - Tyler Tiedeman - Freshman • 21 - Chris Frey - Sophomore • 23 - Derek Rodriguez - Junior • 25 - Pat Lawler - Sophomore • 26 - Mark Melancon - Freshman • 27 - Koley Kolberg - Junior • 29 - Scott Burns - RS Senior • 30 - Sean Jarrett - Sophomore • 31 - Luis Cortez - RS Sophomore • 33 - Griffin Phillips - Freshman • 45 - Kevin Guyette - RS Sophomore • 46 - Brad Mills - Freshman • 47 - Donnie Veal - Freshman • 48 - Jon Meloan - Sophomore • 11 - Richard Mercado - Junior • 13 - Nick Hundley - Sophomore Infielders • 1 - Brad Boyers - Sophomore • 2 - Lee Franklin - Sophomore • 3 - Moises Duran - Senior • 4 - Jason Donald - Freshman • 5 - Jordan Brown - Sophomore • 14 - Kurtis Goodin - Freshman • 17 - Pat Reilly - RS Junior • 22 - Zach Bies - Senior • 24 - Scott Lucas - Junior • 34 - John Hardy - Junior • 42 - Joe Frazier - Junior • 49 - Tyler Wicke - Freshman • 10 - Trevor Crowe - Sophomore • 15 - Bill Rhinehart - Freshman • 16 - Jeff Van Houten - Freshman • 18 - Terrence Taylor - Senior • 28 - Derek Decater - Sophomore • 35 - D.J.