Harmen Jonkman is a Dutch chess grandmaster and former Dutch Chess Championship winner. Born on April 13, 1975, in Hoorn, he attained the title of Grandmaster in 1997. Though he played chess extensively in his youth, he came into prominence when he won the MEC-Brunia Tournament in 2000. He has also been largely successful in online chess, particularly on the Internet Chess Club, where he was one of the highest rated players.
- FIDE ID
- 1002708
- Federation Country
- Netherlands
- Titled Year
- 2002
- Birthplace
- Beverwijk
- Born
- 30 May 75
- Age
- 50