The 2003 Baltimore Orioles season involved the Orioles finishing 4th in the American League East with a record of 71 wins and 91 losses.
- December 2, 2002: Bill Pulsipher was signed as a Free Agent with the Baltimore Orioles.
- January 3, 2003: Omar Daal was signed as a Free Agent with the Baltimore Orioles.
- March 7, 2003: B.J. Surhoff was signed as a Free Agent with the Baltimore Orioles.
Regular season 
Season standings 
Player stats 
Note: G = Games played; AB = At Bats; H = Hits; Avg. = Batting Average; HR = Home Runs; RBI = Runs Batted In
Other batters 
Starting pitchers 
Other pitchers 
Relief pitchers 
Farm system 
- ^ Bill Pulsipher Statistics - Baseball-Reference.com
- ^ http://www.baseball-reference.com/d/daalom01.shtml
- ^ B.J. Surhoff Statistics - Baseball-Reference.com
- ^ Nick Markakis Statistics - Baseball-Reference.com
- ^ http://www.baseball-reference.com/players/s/spencse01.shtml
- ^ Johnson, Lloyd, and Wolff, Miles, ed., The Encyclopedia of Minor League Baseball, 3rd edition. Durham, N.C.: Baseball America, 2007
- ^ Baseball America 2004 Directory. Durham, N.C.: Baseball America, 2004