Guldbagge Award for Best Actor in a Supporting Role

The Guldbagge for Best Actor in a Supporting Role is a Swedish film award presented annually by the Swedish Film Institute (SFI) as part of the Guldbagge Awards (Swedish: "Guldbaggen") to actors working in the Swedish motion picture industry.

The categories for Best Supporting Actor and Supporting Actress were first introduced in 1995. In 1992, Ernst Günther received a Guldbagge for Creative Efforts, for his supporting role as Gottfrid in House of Angels.

Winners and nominees
Each Guldbagge Awards ceremony is listed chronologically below along with the winner of the Guldbagge Award for Actor in a Supporting Role and the film associated with the award. In the columns under the winner of each award are the other nominees for best supporting actor.