On this page you will find the complete season sweep history of a team. You will see the opponent, the season it occurred and how many times the two teams played each other that season.
Sweep Data current through the 2025 MLB Season.Baltimore Orioles Season Series Sweeps
| Season | Opponent | Games Played | Wins |
| 2020 | Philadelphia Phillies | 3 | 3 |
| 2016 | Arizona Diamondbacks | 3 | 3 |
| 2015 | Atlanta Braves | 3 | 3 |
| 2014 | Cincinnati Reds | 3 | 3 |
| 2012 | Pittsburgh Pirates | 3 | 3 |
| 2010 | Los Angeles Angels | 6 | 6 |
| 2009 | Philadelphia Phillies | 3 | 3 |
| 2008 | Houston Astros | 3 | 3 |
| 2007 | Kansas City Royals | 7 | 7 |
| 2005 | Houston Astros | 3 | 3 |
| 2004 | Detroit Tigers | 6 | 6 |
| 2002 | Kansas City Royals | 7 | 7 |
| 1999 | Atlanta Braves | 3 | 3 |
| 1999 | Montreal Expos | 3 | 3 |
| 1997 | Atlanta Braves | 3 | 3 |
| 1997 | Philadelphia Phillies | 3 | 3 |
| 1981 | Minnesota Twins | 6 | 6 |
| 1978 | 11 | 11 | |
| 1970 | Kansas City Royals | 12 | 12 |