| Team(s) | Closer |
|---|
| '00-'04 Angels, '08 Rays | |
| '00, '03 Diamondbacks | |
| '00-'01 Braves | |
| '00 Orioles | |
| '00-'01 Red Sox | |
| '00 Cubs | |
| '00-'02 White Sox, '03 Athletics, '04-'05 Red Sox | |
| '00-'02, '04 Reds | |
| '00 Indians | |
| '00-'03 Rockies | |
| '00, '06-'08 Tigers, '05 Marlins | |
| '00-'01 Marlins, '02 Cubs | |
| '00 Astros, '04 Athletics | |
| '00 Royals | |
| '00-'01 Dodgers | |
| '00 Brewers, '01-'02, '04-'06 Indians, '06-'07 Braves | |
| '00-'01 Twins, '04 Cubs | |
| '00 Expos | |
| '00-'03 Mets, '04 Marlins, '06 Giants | |
| '00-'09 Yankees | |
| '00-'01 Athletics, '02-'07 Cardinals | |
| '00 Phillies | |
| '00-'03 Pirates | |
| '00-'02, '04-'08 Padres, '09 Brewers | |
| '00-'02 Mariners | |
| '00-'02 Giants | |
| '00-'01 Cardinals | |
| '00 Devil Rays, '01-'02 Royals | |
| '00 Rangers | |
| '00-'01 Blue Jays, '02 Athletics | |
| '01-'02 Diamondbacks, '03 Red Sox | |
| '01 Orioles | |
| '01 Cubs, '03 White Sox, '06 Phillies | |
| '01 Tigers | |
| '01-'03 Astros, '04-'05 Phillies, '06-'08 Mets | |
| '01 Brewers | |
| '01 Expos, '02 Red Sox, '03 Rangers, '04-'05 Tigers | |
| '01-'03 Phillies, '04-'05 Pirates | |
| '01-'02 Devil Rays | |
| '01 Rangers | |
| '02-'04 Braves | |
| | Team(s) | Closer |
|---|
| '02-'04 Orioles | |
| '02 White Sox | |
| '02 Tigers | |
| '02 Marlins | |
| '02-'04 Dodgers, '07 Rangers | |
| '02 Brewers | |
| '02-'03 Twins, '04-'05 Mariners | |
| '02 Expos | |
| '02 Rangers | |
| '02 Blue Jays | |
| '03 Cubs, '06 Marlins, '07 Indians | |
| '03 Reds | |
| '03 Indians, '04-'05 Devil Rays | |
| '03 Tigers | |
| '03 Marlins, '04-'05 Mets | |
| '03, '05 Royals, '09 Nationals | |
| '03-'04 Brewers | |
| '03 Expos | |
| '03 Padres | |
| '03 Mariners | |
| '03 Giants | |
| '03 Devil Rays | |
| '03 Blue Jays | |
| '04 Diamondbacks | |
| '04 White Sox | |
| '04 Rockies | |
| '04-'07 Astros, '08-'09 Phillies | |
| '04 Royals | |
| '04-'09 Twins | |
| '04 Expos, '05-'07 Nationals | |
| '04 Giants | |
| '04-'05 Rangers, '07 Brewers, '08-'09 Reds | |
| '04, '09 Blue Jays | |
| '05-'07 Diamondbacks, '08-'09 Astros | |
| '05 Braves | |
| '05 Orioles, '06, '08 Blue Jays | |
| '05-'07 Cubs | |
| '05 White Sox | |
| '05-'07 Reds | |
| '05-'08 Rockies, '09 Angels | |
| '05 Tigers | |
| | Team(s) | Closer |
|---|
| '05-'08 Angels, '09 Mets | |
| '05 Dodgers | |
| '05-'06 Brewers | |
| '05-'06, '08 Athletics, '09 Rockies | |
| '05 Giants, '06 Devil Rays | |
| '05 Blue Jays | |
| '06-'07 Orioles | |
| '06-'09 Red Sox | |
| '06-'09 White Sox | |
| '06 Royals | |
| '06-'08 Dodgers | |
| '06 Pirates, '08 Braves | |
| '06-'08 Mariners | |
| '06 Rangers | |
| '07-'08 Marlins, '09 Cubs | |
| '07-'09 Royals | |
| '07 Athletics | |
| '07 Phillies | |
| '07-'09 Pirates | |
| '07 Giants | |
| '07 Devil Rays | |
| '07 Blue Jays | |
| '08 Diamondbacks | |
| '08-'09 Orioles | |
| '08 Cubs, '09 Indians | |
| '08 Indians | |
| '08 Brewers | |
| '08-'09 Giants | |
| '08-'09 Cardinals | |
| '08 Rangers | |
| '08 Nationals | |
| '09 Diamondbacks | |
| '09 Braves | |
| '05, '09 Tigers | |
| '09 Marlins | |
| '09 Dodgers | |
| '09 Athletics | |
| '09 Padres | |
| '09 Mariners | |
| '09 Rays | |
| '09 Rangers | |
|
MLB Hall of Famers 
MLB Wins Leaders per Team (2000s) 
Big 4 Four-Letter Teams
