Robert-Jan Derksen (born 3 January 1974) is a Dutch professional golfer. Derksen was born in Nijmegen. He won the Dutch Amateur Championship four years in a row from 1993 to 1996 and turned professional in 1996. His best year-end ranking on the Order of Merit has been 36th in 2007. In 2014 he said that he planned to retire at the end of the season.