This is a list of division champions (since ) and wild-card winners (since ) in

Major League Baseball Major League Baseball (MLB) is a professional baseball organization and the oldest major professional sports league in the world. MLB is composed of 30 total teams, divided equally between the National League (NL) and the American League (AL), ...

Division champions

indicates the winner of the

World Series The World Series is the annual championship series of Major League Baseball (MLB) in the United States and Canada, contested since 1903 between the champion teams of the American League (AL) and the National League (NL). The winner of the World ...

Four-division alignment (1969–1993)

*Team names link to the season in which each team played † Due to the

strike Strike may refer to: People * Strike (surname) Physical confrontation or removal *Strike (attack), attack with an inanimate object or a part of the human body intended to cause harm *Airstrike, military strike by air forces on either a suspected ...

that took place in the middle of the 1981 season, Major League Baseball crowned both a "first half" (pre-strike) and "second half" (post-strike) division champion. The teams were then matched against each other in a special division series.

Oakland Oakland is the largest city and the county seat of Alameda County, California, United States. A major West Coast port, Oakland is the largest city in the East Bay region of the San Francisco Bay Area, the third largest city overall in the Bay A ...

and New York won the 1981 American League Division Series while

Los Angeles Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world' ...

and

Montreal Montreal ( ; officially Montréal, ) is the List of the largest municipalities in Canada by population, second-most populous city in Canada and List of towns in Quebec, most populous city in the Provinces and territories of Canada, Canadian ...

won the 1981 National League Division Series.

Six-division alignment (1994–present)

*Team names link to the season in which each team played ‡ The 1994 season was shortened by a

that resulted in the cancellation of the rest of the season, including the

. The teams listed were leading their divisions at the time the strike began.

Wild card winners

indicates the winner of the

. Italics indicates the winner of the division series. Bold indicates the winner of the League Championship Series

One Wild Card (1995–2011)

*Team names link to the season in which each team played

Two Wild Cards (2012–2019, 2021)

*Winner of the wild card game in bold † For the 2020 season, the postseason consisted of eight teams per league; the top two teams in each division and two wild card teams from among the remaining teams.