Right-handed player who in 1969 was the number-three placed singles player, and area of the number-one placed doubles team. He earned the Dutch Tournament five consecutive years from 1964 to 1968, before turning professional. During his profession he earned 520 fits, and lost just 216. He elevated three children along with his wife Anna-Marie Okker. He produced one Grand Slam last, in the 1968 U.S. Open up, where he dropped to Arthur Ashe.