After his career, he not only became chairman of Olympic Aid, but he also became a UNICEF ambassador and a member of the International Olympic Committee (until 2002). He married Canadian businessperson and politician Belinda Stronach on December 31, 1999, but they divorced in 2004.
In May 2009 Johann Olav Koss married Jennifer Lee, who describes herself as a Juilliard-trained cellist and graduate of the universities of Harvard and Oxford and Harvard Business School. She’s the co-founder of www.brika.com. They have two children together: Aksel and Annabelle.