 He is also a three-time winner of the Essent Cup and a four-time winner of the Six Days of the Greenery.In Assen on 18 November 2006 in a race for the Essent Cup 2006-07 he won his 67th win.Jan Maarten Heideman is also known to be the Willie Wortel (Gyro Gearloose) of the speed skating peloton.