Arnold Coster (born Arnold Schiedam, 1976, Netherlands) is a Dutch mountaineer.
Educated as a mechanical engineer, he became intensely involved with climbing at a young age when he started climbing in the Alps.
He moved to Nepal in 2003 to follow his passion of mountaineering.Coster has summited 5 of the 14 peaks above 8000m.
In 2010 he became the first person from the Netherlands to summit Makalu (8481 m).Arnold Coster is currently living full time in Kathmandu, Nepal.
List of expeditions led by Arnold Coster