[2] As a 19 year old, Haeggman won the 1988 French Open Amateur Stroke-play Championship at Chantilly, north of Paris, shooting a score of level par 288.

[2] Haeggman was out of the game for nearly two years following an ice hockey accident in 1994 which left him with a dislocated shoulder and broken ribs, which deprived him of the chance to play in the following Ryder Cup, and he has not represented Europe again.

At the 1993 Dunhill Cup at the Old Course, St Andrews, Scotland, the Swedish team of Haeggman, Anders Forsbrand and Jesper Parnevik finished tied 3rd, after losing just one match, against winners to be United States in the semi-finals.

At the 1997 Dunhill Cup, Haeggman scored a record 27 strokes on the front nine holes at the Old Course, in his stroke-play match against Justin Leonard, United States.

Haeggman and Jesper Parnevik represented Sweden at the 1994 World Cup of Golf at the Hyatt Dorado Beach Resort in Puerto Rico.