He played college football for the Miami Hurricanes and was selected by the Green Bay Packers in the fourth round of the 2002 NFL draft.

Chosen as the offensive captain, he won an NCAA Division I-A national football championship as a member of the Hurricanes in 2001.

In his rookie campaign, he rushed for a respectable 4.7 yards per carry average before fracturing his left eye socket.

In what would be his only start of the season, versus the New Orleans Saints, Davenport scored two first-half touchdowns before breaking his ankle.

However, Barlow was cut during training camp, and Davenport assumed the second-string responsibilities for Pittsburgh's opener against Cleveland.

[7] A woman sleeping in the room told police she was startled by a strange grunting sound and observed Davenport in a squatted position, evacuating his bowels and voiding into a laundry hamper in her closet.

[8][9] In a plea bargain, his felony charge of second-degree burglary and misdemeanor count of criminal mischief were dropped in exchange for his completing 100 hours of community service.

"[13] While playing for the Packers, a portable commode was placed inside of his locker during training camp as a rookie hazing prank,[14] and a spirited letter writing campaign to the Green Bay team equipment manager asked in jest that he be issued jersey Number Two for practice,[15] which was referenced for many years during the opening of the "D-List" show on WAUK ESPN 540 in Milwaukee before the station flipped format from sports talk to progressive talk.

Davenport was charged in Cleveland with domestic violence, endangering, and unlawful restraint in an October 2007 incident involving the mother of his five-year-old son.

[17] After a four-day trial, an eight-member jury spent three and a half hours deliberating before finding Davenport not guilty of all counts.