The 2004 Baltimore Orioles season involved the Orioles finishing 3rd in the American League East with a record of 78 wins and 84 losses
- December 3, 2003: Bill Haselman was signed as a free agent with the Baltimore Orioles.
- February 5, 2004: Clay Bellinger was signed as a free agent with the Baltimore Orioles.
- March 15, 2004: B.J. Surhoff was signed as a free agent with the Baltimore Orioles.
July 6, 2004: Ken Huckaby was selected off waivers by the Baltimore Orioles from the Texas Rangers.
Note: G = Games played; AB = At Bats; H = Hits; Avg. = Batting Average; HR = Home Runs; RBI = Runs Batted In
- ^ http://www.baseball-reference.com/h/haselbi01.shtml
- ^ http://www.baseball-reference.com/b/bellicl01.shtml
- ^ B.J. Surhoff Statistics - Baseball-Reference.com
- ^ Ken Huckaby Statistics - Baseball-Reference.com
- ^ Johnson, Lloyd, and Wolff, Miles, ed., The Encyclopedia of Minor League Baseball, 3rd edition. Durham, N.C.: Baseball America, 2007
- ^ Baseball America 2005 Directory.