Thomas Brent "Boo" Weekley (born July 23, 1973) is an American professional golfer who plays on the PGA Tour.

Born in Milton, Florida, Weekley turned professional in 1997 and played on mini-tours until 2002, when he qualified for the PGA Tour.

Weekley's good form at the start of the 2007 season included two top 10 finishes before his victory, after which he reached a new career high of 55 in the Official World Golf Rankings.

He represented the United States at the 2007 Omega Mission Hills World Cup with Heath Slocum and finished in 2nd place.

[3] Weekley shot to prominence at the 2008 Ryder Cup, with a succession of virtuoso displays of superb golf including an emphatic 4&2 victory over Oliver Wilson in final day Singles play.