The 2013 Indiana Hoosiers baseball team represented the Indiana University Bloomington in the 2013 NCAA Division I baseball season.

The Hoosiers were coached by Tracy Smith, in his eighth season, and played their home games at Bart Kaufman Field.

The Hoosiers finished with 49 wins, the most in school history, against 16 losses overall, and 17–7 in the Big Ten Conference, earning the conference championship.

They claimed the 2013 Big Ten Conference baseball tournament Championship, their third title in that event, and reached the College World Series for the first time in their history, where they finished 1–2, eliminated by Oregon State 1–0.

Pitchers Catchers Infielders Outfielders ^ Collegiate Baseball ranked 40 teams in their preseason poll, but only ranked 30 teams weekly during the season.† NCBWA ranks 35 teams in their preseason poll, but only ranks 30 teams weekly during the season.