Klaas-Jan Jeroen van Noortwijk (born July 10, 1970 in Rotterdam, Zuid-Holland) is a Dutchcricketer. He is a right-handed batsman and a right-arm medium-pace bowler. He started playing cricket at VOC in Rotterdam when he was 8 years old. A back injury prevented him from pursuing a bowling-career, but gave him the opportunity to concentrate on his batting. He made his debut at the age of 23 and played for the Netherlands for 9 years. He was a strong performer in important matches.