Simon John Dyson is an English professional golfer. He played on the European Tour from 2001 to 2017, having played on the Asian Tour in 2000 and winning the Order of Merit. He had six wins on the European Tour, including the KLM Open three times.

The Dutch Open is an annual golf tournament played in the Netherlands, and has been part of the European Tour's schedule since the Tour was inaugurated in 1972.