Claude "Butch" Harmon, Jr. (born August 28, 1943) is one of the world's best known golf instructors. He is the son of 1948 Masters champion Claude Harmon, Sr. and has been in the golf industry since 1965. Harmon was a PGA Tour player from 1969 to 1971, with one win to his name on the Tour, the 1971 Broome County Open. Harmon is best known for having been Tiger Woods' golf coach early in the great champion's career, though they have since gone their separate ways. Wikipedia
The definitive Wikipedia entry for Butch Harmon. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Butch_Harmon