| Year: | 2018 |
| Conference: | Atlantic 10 Conference |
| Teams: | 7 |
| Format: | Double-elimination |
| Ballpark: | Tucker Field at Barcroft Park |
| City: | Arlington, VA |
| Champions: | Saint Louis |
| Titlecount: | 4th |
| Coach: | Darin Hendrickson |
| Coachcount: | 3rd |
| Mvp: | Drew Reveno |
| Mvpteam: | Saint Louis |
| Television: | A10 DN |
The 2018 Atlantic 10 Conference baseball tournament took place from May 23 to 26. The top seven regular season finishers of the league's twelve teams metin the double-elimination tournament, which was at Tucker Field at Barcroft Park, the home field of George Washington. As champion, Saint Louis earned the conference's automatic bid to the 2018 NCAA Division I baseball tournament.[1]
The tournament used the same format adopted in 2014, with the top seven finishers from the regular season seeded one through seven. As the top seed, Saint Louis received a single bye while remaining seeds played on the first day.