Horizon League Baseball Tournament
The Horizon League Baseball Championship is the conference baseball tournament of the NCAA Division I Horizon League. Through the 2019 season, all Horizon League baseball teams participated in the modified double-elimination tournament, which is hosted by the regular season champion of the league. The winner of the tournament receives an automatic berth to the NCAA Division I Baseball Championship.
Champions
By year
The following is a list of conference champions and sites listed by year.By school
The following is a list of conference champions listed by school.| Program | No. of titles | Title years |
| Wright State | 7 | 1995, 2006, 2009, 2011, 2015, 2016, 2018 |
| UIC | 6 | 2003, 2005, 2007, 2008, 2017, 2019 |
| Oral Roberts | 6 | 1981, 1982, 1982, 1985, 1986, 1987 |
| Notre Dame | 5 | 1989, 1991, 1992, 1993, 1994 |
| Milwaukee | 4 | 1999, 2001, 2002, 2010 |
| Youngstown State | 2 | 2004, 2014 |
| Valparaiso | 2 | 2012, 2013 |
| Butler | 2 | 1998, 2000 |
| Evansville | 2 | 1988, 1990 |
| Detroit | 1 | 1997 |
| Northern Illinois | 1 | 1996 |
| Oklahoma City | 1 | 1984 |
- Italics indicate that the program no longer fields a baseball team in the Horizon League.