The 1990 NCAA Division I baseball season, play of college baseball in the United States organized by the National Collegiate Athletic Association (NCAA) began in the spring of 1990. The season progressed through the regular season and concluded with the 1990 College World Series. The College World Series, held for the 44th time in 1990, consisted of one team from each of eight regional competitions and was held in Omaha, Nebraska, at Johnny Rosenblatt Stadium as a double-elimination tournament. Georgia claimed the championship for the first time.

Format change The Big East Conference dissolved its divisional format and played as a single eight team division.

Conference winners This is a partial list of conference champions from the 1990 season. The NCAA sponsored regional competitions to determine the College World Series participants. Each of the eight regionals consisted of six teams competing in double-elimination tournaments, with the winners advancing to Omaha. 25 teams earned automatic bids by winning their conference championship while 23 teams earned at-large selections. ConferenceRegular season winnerConference tournamentTournament venue • cityTournament winner Atlantic Coast Conference 1990 Atlantic Coast Conference baseball tournament Greenville Municipal Stadium • Greenville, SC Big East Conference 1990 Big East Conference baseball tournament Muzzy Field • Bristol, CT Connecticut Big Eight Conference Oklahoma State 1990 Big Eight Conference baseball tournament All Sports Stadium • Oklahoma City, OK Oklahoma State Big South Conference 1990 Big South Conference baseball tournament Charles Watson Stadium • Conway, SC Big Ten Conference 1990 Big Ten Conference baseball tournament Duane Banks Field • Iowa City, IA Big West Conference Cal State Fullerton No tournament Colonial Athletic Association 1990 Colonial Athletic Association baseball tournament Brooks Field • Wilmington, NC EIBL No tournament Metro Conference 1990 Metro Conference baseball tournament Pete Taylor Park • Hattiesburg, MS Mid-American Conference No tournament Midwestern Collegiate Conference North - South - 1990 Midwestern Collegiate Conference baseball tournament South Bend, IN Mid-Continent Conference Blue - Gray - 1990 Mid-Continent Conference baseball tournament Chicago, IL Pacific-10 Conference North - South - Stanford No tournament Southeastern Conference LSU 1990 Southeastern Conference baseball tournament Hoover Metropolitan Stadium • Hoover, AL /LSU Southern Conference The Citadel 1990 Southern Conference baseball tournament College Park • Charleston, SC The Citadel Southwest Conference 1990 Southwest Conference baseball tournament Disch–Falk Field • Austin, TX Trans America Athletic Conference East - West - 1990 Trans America Athletic Conference baseball tournament Centenary Park • Shreveport, LA

Conference standings The following is an incomplete list of conference standings:

College World Series

The 1990 season marked the forty fourth NCAA baseball tournament, which culminated with the eight team College World Series. The College World Series was held in Omaha, Nebraska. The eight teams played a double-elimination format, with Georgia claiming their first championship with a 2–1 win over Oklahoma State in the final.

Award winners

All-America team

References