Professional Golfer from Argentina was how old when he won the 1967 Open Championship?
1967 Open Championship:  Roberto De Vicenzo, 44, won his only major championship, two strokes ahead of runner-up and defending champion Jack Nicklaus. Roberto De Vicenzo: Roberto De Vicenzo (14 April 1923 – 1 June 2017) was a professional golfer from Argentina.
i don't know