Ernst Francois van Dyk OIS (born 4 April 1973) is a South African wheelchair racer and handcyclist. He has won a record 10 wheelchair titles in the Boston Marathon. He was also awarded the Laureus World Sports Awards for Sportsperson with a Disability of the year for 2006. At the 2000 Summer Paralympics in Sydney, he won a bronze medal in the 400 metres. At the 2004 Summer Paralympics in Athens, he won a silver medal in the 800 metre race, another silver in the 1500 metres, and a bronze in the 5000 metres. At the 2008 Summer Paralympics in Beijing van Dyk won gold in the handcycling road race as well as bronze in the wheelchair marathon. Other handcycling achievements include: Obtaining a silver and bronze medal at the held in Italy and taking double gold (road race and time trial) at the