Svenska Mahjongförbundet is the umbrella organization for mahjong in Sweden. Two major groups form the organization: Gothenburg and Uppsala. Each year, they host the Swedish Open. According to their homepage is their main focus chinese mahjong.
List of other known swedish groups that may or may not be affiliated to Svenska Mahjongförbundet
- Linköping Riichi Mahjong Association (LiRMA), Official site
- UMERIMA (Umeå), Facebook link
- Gotlands Riichi Mahjong (GORMA), Facebook link