The Bengals drafted both WR Kelly Washington and NT Kelly Gregg. Washington was taken in 2003 and was 65th overall in the sixth round. Gregg was taken in 1999 in the sixth round 173 overall.
Bengals head coach Marvin Lewis was the Ravens' defensive coordinator from 1996-2001. Lewis led a Ravens defense that held opponents to 165 points, which still is a NFL 16-game record. He also led the Ravens defense in their first ever superbowl win.
Bengals LBs coach Jeff Fitzgerald once held the same position with the Ravens from 2004-2007. In 2006, under his coaching, Ray Lewis, Bart Scott, Terrell Suggs and Adalius Thomas all made the Pro Bowl.
Ravens QBs coach Hue Jackson was the Bengals' WRs coach from 2004-2006. During this time Chad Ochocinco went to three Pro Bowls.
Bengals S Chinedum Ndukwe and Ravens S Tom Zbikowski both played in the secondary at Notre Dame from 2003-2006.