The 2013 Oregon State Beavers baseball team represented Oregon State University in the 2013 NCAA Division I baseball season.
The Beavers played their home games at Goss Stadium at Coleman Field and were members of the Pac-12 Conference.
The team was coached by Pat Casey in his 19th season at Oregon State.
The Beavers won the Pac-12 conference with a 24–6 conference record, and made it to the semifinals of the College World Series in Omaha, Nebraska, officially finishing tied for 3rd in the tournament.
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.