Mikael Kratz was only 15 when he won the very first world championships. Today he is 51 and remembers the good old days. Or does he? ✔ Merits: World champion 1989 in Stockholm (at the age of 15, still the youngest to win). ✔ Results: Won the final against Jonny Stener by 4-3 (0-5, 4-1, 2-3, 2-0,