Factbox on American Jordan Spieth who won the British Open at Royal Birkdale on Sunday:
Height: 1.85 metres
Weight: 84 kg
Age: 23 (born July 27 1993)
Turned professional: 2012
Career earnings: $32.5 million
Wins this year: 3
Career wins: 11
Major wins: Masters 2015, U.S. Open 2016, British Open 2017
Best place in U.S. PGA: 2nd 2016
*Spieth is the youngest American to win The Open and joins Jack Nicklaus in having won three legs of golf’s grand slam before reaching 24.
*After turning professional in 2012, he became the youngest man in 82 years to win a PGA Tour event.
*At 21 years, eight months, he was the second youngest Masters winner after Tiger Woods (21 years, three months).
*When he won the U.S. Open title months later he was the youngest winner since Bobby Jones, also 21, in 1923.
*He was the sixth golfer to win the two events in the same year, and the first man since Gene Sarazen in 1922 to claim two majors before reaching 22.
*Spieth has played in two Presidents Cup, one Ryder Cup and, as an amateur, the Walker Cup.
*Spieth has an autistic sister who inspired him to set up the Jordan Spieth Family Foundation, which raises money particularly for special needs children.
*None of his family play golf although his father played college baseball and his mother basketball. She brought him plastic clubs as a toddler. His favourite sport was initially baseball but he focused on golf at the age of 13, having begun taking lessons from former golf pro Cameron McCormick the previous year.
*As a student, he won the U.S. Junior Amateur Championship in 2009 and 2011, a double triumph done previously only by Tiger Woods.
*He has been with his caddie, ex-maths teacher Michael Greller, since 2011.