Dainon Tarquinius Sidney (born May 30, 1975 in Atlanta, Georgia) is a former American football cornerback in the National Football League. He played for the Tennessee Titans from 1998 to 2002 and helped them make Super Bowl XXXIV in which Sidney appeared as a substitute, however they lost to the Kurt Warner-led St. Louis Rams. He also played for the Buffalo Bills and the Detroit Lions. He has recently (Oct, 2008) been hired as the temporary Defensive Back coach for the Austin Peay State University football team Under Head Coach Rick Christophel.