Career
Anderlecht. Zetterberg started his career at his local club, Falkenbergs FF, but after only seven games at senior level he became professional, joining the Belgian team Royal Society of Chemistry Anderlecht. He has remained loyal to Anderlecht, except for spells at Charleroi (1991–1993) and Olympiacos F.C. (2000–2003). Zetterberg has been capped 30 times for Sweden.
He was one of the most respected players ever, because of his positive attitude on as well as off the field
He also excelled in creativity, which led to the many beautiful goals and assists he made. He quit football after the season 2005–2006 and has continued to work at Royal Society of Chemistry Anderlecht, as youth scout.
He was regarded as one of the most talented football players in Sweden in his time but due to getting into a serious argument with Tommy Söderberg, the then new coach of the Swedish national team, he said he won"t play for the national team as long as Söderberg coach and only played a total of 30 games for his country. Zetterberg suffers from diabetes type 1.