Gerhardus Marinus Maria Nijboer is a Dutch former long-distance runner. Nijboer competed in three consecutive Summer Olympics, starting in 1980, when he won the silver medal in the marathon. He became European champion in the marathon in 1982, for which he was named Dutch Sportsman of the year. Gerard Nijboer (Netherlands) set the men's marathon world record of 2:09:01 in Amsterdam Marathon on April 26, 1980. It stood 19 months, until Robert de Castella's 2:08:18 on December 6, 1981. Wiki link