Byrd was born in Anderson, South Carolina. He attended Clemson University from 1997 to 2000. During his Clemson career, Byrd was the first four-time First Team All-ACC player in Clemson history and was named a First Team All-America in 1999. He represented the United States on the Walker Cup team in 1999.
Byrd turned professional in 2000 and played on the Buy.Com Tour (now Web.com Tour), winning the Buy.com Charity Pro-Am at The Cliffs and finishing eighth on the money list.
In his first season on the PGA Tour in 2002, Byrd won the Buick Challenge and was named PGA Tour Rookie of the Year. Byrd won the B.C. Open in 2004 and the John Deere Classic in 2007.
Byrd had an average season in 2008 with two top-10s and a little over $1,000,000 in earnings. His best finish in 2009 was at the Memorial Tournament, where he was joint second round leader with Jim Furyk. Byrd would go on to finish T3.
On July 7, 2009, Byrd 's father, James, died aged 65 after a long struggle with brain cancer. The death of his father caused Byrd to withdraw from the John Deere Classic, an event he won in 2007.
On October 24, 2010, Byrd defeated Martin Laird and Cameron Percy in a sudden-death playoff at the Justin Timberlake Shriners Hospitals for Children Open for his fourth PGA Tour title. Byrd made a hole-in-one on the fourth hole of the playoff, the par-3 17th, to win the championship. On January 9, 2011, Byrd defeated Robert Garrigus on the second hole of a playoff to win the PGA Tour season opener the Hyundai Tournament of Champions.
Byrd has not been fully exempt on the PGA Tour since 2014.
this list may be incomplete1999 Northeast Amateur
PGA Tour playoff record (2–1)
CUT = missed the half way cutMost consecutive cuts made – 2 (three times)
Longest streak of top-10s – 1
"T" indicates a tie for a place.
* As of the 2015–16 season.
** Byrd did not join the PGA Tour until 2002 so he was not ranked on the money list until then.
AmateurPalmer Cup: 1999 (winners), 2000
Walker Cup: 1999
ProfessionalWendy's 3-Tour Challenge (representing PGA Tour): 2011
Irons - Calloway
Fairway – Mizuno MX-700 Fairway Wood 15°
Utility – Mizuno MX-700 Hybrid 17°
Wedges – Mizuno MPT Series Wedge 56° and 60°