Congratulations to the Washington Nationals, winners of the 2019 World Series.
Major League Baseball Postseason Series Won
Note: Includes pre-1969 Playoffs for the Pennant.
1. New York Yankees: 55
2. St. Louis Cardinals: 30
3. Boston Red Sox: 23
4. Los Angeles Dodgers: 20 (21 if you count Brooklyn)
5. San Francisco Giants: 15 (21 if you count New York)
6. Atlanta Braves: 12 (14 if you count Boston and Milwaukee)
7. New York Mets: 12
8. Baltimore Orioles: 12
9. Oakland Athletics: 12 (21 if you count Philadelphia)
10. Houston Astros: 11
11. Chicago Cubs: 11
12. Cleveland Indians: 11
13. Cincinnati Reds: 11
14. Detroit Tigers: 11
15. Philadelphia Phillies: 10
16. Kansas City Royals: 9
17. Pittsburgh Pirates: 8
18. Toronto Blue Jays: 7
19. Minnesota Twins: 6 (7 if you count Washington Senators)
20. Miami Marlins: 6
21. Arizona Diamondbacks: 5
22. Chicago White Sox: 5
23. Los Angeles Angels: 5
24. Washington Nationals: 4 (5 if you count Montreal Expos)
25. Colorado Rockies: 4
26. Tampa Bay Rays: 4
27. Texas Rangers: 4
28. Seattle Mariners: 4
29. Milwaukee Brewers: 3
30. San Diego Padres: 3