OAC Championship Tournament
The Ohio Athletic Conference champion is crowned each season at a four-team, double-elimination tournament hosted by the regular season champion. Baldwin-Wallace College hosted the inaugural tournament in 1985, winning the championship in dramatic fashion by coming from the losers bracket to win three games on the final day. B-W went on to host three of the first four tournaments.
1985
Baldwin-Wallace College, Berea, Ohio
- Marietta College 14 vs. Ohio Northern University 3
- Otterbein College 5 vs. Baldwin-Wallace College 1
- B-W 4 vs. Ohio Northern 3
- Marietta 3 vs. Otterbein 1
- B-W 6 vs. Otterbein 3
- B-W 10 vs. Marietta 5
- B-W 12 vs. Marietta 11 (B-W Wins Championship)
1986
Baldwin-Wallace College, Berea, Ohio
- Marietta College 11 vs. Ohio Northern University 3
- Baldwin-Wallace College 8 vs. Wittenberg University 3
- Marietta 19 vs. B-W 5
- Ohio Northern 8 vs. Wittenberg 2
- Ohio Northern 13 vs. B-W 12 (B-W Finishes in Third Place)
- Ohio Northern 8 vs. Marietta 6
- Marietta 12 vs. Ohio Northern 2
1987
Marietta College, Marietta, Ohio
- Wittenberg University 21 vs. Baldwin-Wallace College 3
- Marietta College 9 vs. Otterbein College 6
- Marietta 10 vs. Wittenberg 6
- B-W 6 vs. Otterbein 2
- Wittenberg 5 vs. B-W 0 (B-W Finishes in Third Place)
- Marietta 9 vs. Wittenberg 3
1988
Baldwin-Wallace College, Berea, Ohio
- Marietta College 11 vs. Heidelberg College 4
- Otterbein College 6 vs. Baldwin-Wallace College 3
- Otterbein 6 vs. Marietta 5
- B-W 19 vs. Heidelberg 6
- Marietta 10 vs. B-W 0 (B-W Finishes in Third Place)
- Marietta 15 vs. Otterbein 9
- Marietta 16 vs. Otterbein 7
1989
Marietta College, Marietta, Ohio
- Otterbein College 3 vs. Wittenberg University 2
- Marietta College 10 vs. Baldwin-Wallace College 3
- Otterbein 14 vs. Marietta 6
- Wittenberg 16 vs. B-W 7 (B-W Finishes in Fourth Place)
- Marietta 11 vs. Wittenberg 0
- Otterbein 4 vs. Marietta 2
1990
Marietta College, Marietta, Ohio
- Baldwin-Wallace College 6 vs. Otterbein College 5
- Marietta College 7 vs. Muskingum College 4
- B-W 8 vs. Marietta 5
- Muskingum 6 vs. Otterbein 5
- Marietta 17 vs. Muskingum 6
- Marietta 9 vs. B-W 4
- Marietta 8 vs. B-W 3 (B-W Finishes as Runner-Up)
1991
Marietta College, Marietta, Ohio
- Ohio Northern University 4 vs. Baldwin-Wallace College 3
- Marietta College 6 vs. Mount Union College 1
- Marietta 16 vs. Ohio Northern 1
- B-W 8 vs. Mount Union 1
- B-W 8 vs. Ohio Northern 0
- Marietta 8 vs. B-W 5 (B-W Finishes as Runner-Up)
1992
Marietta College, Marietta, Ohio
- Muskingum College 8 vs. Baldwin-Wallace College 0
- Marietta College 10 vs. John Carroll University 5
- Marietta 6 vs. Muskingum 5
- B-W 6 vs. John Carroll 2
- Muskingum 15 vs. B-W 8 (B-W Finishes in Third Place)
- Muskingum 6 vs. Marietta 2
- Marietta 10 vs. Muskingum 1
1994
Marietta College, Marietta, Ohio
- Baldwin-Wallace College 10 vs. Mount Union College 8
- Marietta College 4 vs. Muskingum College 2
- B-W 8 vs. Marietta 5
- Mount Union 4 vs. Muskingum 3
- Marietta 8 vs. Mount Union 6
- Marietta 12 vs. B-W 1
- Marietta 8 vs. B-W 4 (B-W Finishes as Runner-Up)
1996
Marietta College, Marietta, Ohio
- Otterbein College 7 vs. Baldwin-Wallace College 6
- Marietta College 4 vs. Ohio Northern University 2
- Marietta 10 vs. Otterbein 6
- B-W 11 vs. Ohio Northern 7
- Otterbein 17 vs. B-W 7 (B-W Finishes in Third Place)
- Marietta 11 vs. Otterbein 1
1998
Marietta College, Marietta, Ohio
- Baldwin-Wallace College 4 vs. John Carroll University 3
- Marietta College 10 vs. Mount Union College 0
- Marietta 4 vs. B-W 2 (11 Innings)
- John Carroll 13 vs. Mount Union 7
- John Carroll 10 vs. B-W 9 (B-W Finishes in Third Place)
- John Carroll 4 vs. Marietta 2
- Marietta 12 vs. John Carroll 7
1999
Marietta College, Marietta, Ohio
- Ohio Northern University 6 vs. Mount Union College 4
- Marietta College 6 vs. Baldwin-Wallace College 3
- Marietta 7 vs. Ohio Northern 6
- Mount Union 12 vs. B-W 5 (B-W Finishes in Fourth Place)
- Mount Union 21 vs. Ohio Northern 8
- Marietta 14 vs. Mount Union 11
2002
Marietta College, Marietta, Ohio
- Mount Union College 8 vs. Otterbein College 5
- Marietta College 8 vs. Baldwin-Wallace College 7 (10 Innings)
- Marietta 22 vs. Mount Union 7
- Otterbein 12 vs. B-W 3 (B-W Finishes in Fourth Place)
- Mount Union 5 vs. Otterbein 3
- Marietta 13 vs. Mount Union 10
2003
Heidelberg College, Tiffin, Ohio
- Marietta College 5 vs. Baldwin-Wallace College 1
- Otterbein College 9 vs. Heidelberg College 6
- Heidelberg 11 vs. B-W 9 (B-W Finishes in Fourth Place)
- Otterbein 1 vs. Marietta 0
- Heidelberg 5 vs. Marietta 2
- Heidelberg 9 vs. Otterbein 8
- Otterbein 20 vs. Heidelberg 6