|Team:||Men's Swimming & Diving|
Kaczmarek was a three-year member of the men's swimming and diving team and capped his career with an outstanding season in 1999-00. He qualified for the NCAA Championships in three separate events, highlighted by an eighth place finish in the 200 meter butterfly, earning him All-America honors. He was an eight-time ECAC individual champion in his career, including earning Swimmer of the Year honors in 2000. Kaczmarek represented Poland in the World Championships, the World Short Course Championships, the European Championships and the World University Games. Kaczmarek represented Poland in the 2000 Olympic Games held in Sydney, Australia.