1973 NCAA University Division baseball tournament

The 1973 NCAA University Division baseball tournament was played at the end of the 1973 NCAA University Division baseball season to determine the national champion of college baseball. The tournament concluded with eight teams competing in the College World Series, a double-elimination tournament in its twenty-seventh year.

Eight regional districts sent representatives to the College World Series with preliminary rounds within each district serving to determine each representative. These events would later become known as regionals. Each district had its own format for selecting teams, resulting in 32 teams participating in the tournament at the conclusion of their regular season, and in some cases, after a conference tournament.^[1]

The twenty-seventh tournament's champion was Southern California, led by head coach Rod Dedeaux, and Dave Winfield of Minnesota. was the Most Outstanding Player. He was the starting pitcher in two games, tossing 1717+1⁄3 innings, allowing nine hits, one earned run, and striking out 29. In addition, Winfield batted .467 in the Series.

USC became the first team to win four consecutive College World Series and was undefeated (5–0) in the double-elimination format. The final game drew 12,050, the sixth highest to date, and attendance for the fourteen-game Series was 65,356, a new record by nearly seven thousand.^[2]