2003 in baseball

The following are the baseball events of the year 2003 throughout the world.

Click on any series score to link to that series' page.
Higher seed has home field advantage during Division Series and League Championship Series.
American League has home field advantage during World Series as a result of the American League victory in the 2003 All-Star Game.
American League is seeded 1-3/2-4 as a result of AL regular season champion (New York Yankees) and AL wild card (Boston Red Sox) coming from the same division.
National League is seeded 1-3/2-4 as a result of NL regular season champion (Atlanta Braves) and NL wild card (Florida Marlins) coming from the same division.

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