Mezue ahịrịokwu na-esonụ: Christian Langeweg ma ọ bụ Kick Langeweg (amụrụ na 7 Machị 1937), bụ onye Dutch chess International Master (IM) (1962), ugboro ise Dutch Chess Championship medalist (1969, 1970, 1972, 1980, 1983) na Chess Olympiad ugboro atọ onye medalist (
1966, 1970, 1980).