World Championships 1991
As World Cup 1991 or World Cup 1991 is referred to the following world championships in 1991 have taken place:
- Alpine World Ski Championships
- Badminton World Championship 1991
- 1991 World Bandy Championship
- 1991 Biathlon World Championships
- 1991 World Bobsleigh Championship
- World Boxing Championships 1991
- World Cross Country Championships 1991
- World Curling Championships
- Cyclocross World Championships 1991
- Three-cushion world championships
- Ice hockey world championships
- World Figure Skating Championships 1991
- 1991 World Speed Skating Sprint Championship
- Fencing World Championships 1991
- Formula 1 World Championship 1991
- Freestyle Skiing World Championships 1991
- Soccer world championships
- 1991 World Weightlifting Championships
- Inline Speed Skating World Championships 1991
- 1991 World Judo Championships
- Canoe Racing World Championships 1991
- Canoe Slalom World Championships 1991
- World Athletics Championships
- World Championships in Modern Pentathlon 1991
- 1991 motorcycle world championship
- Mountain bike world championships 1991
- Nordic World Ski Championships 1991
- World orienteering championships
- 1991 World Rally Championship
- Luge World Championships
- World Championships in Rhythmic Gymnastics 1991
- World Wrestling Championships 1991
- World Rowing Championships 1991
- Rugby world championships
- World Chess Championships
- Swimming World Championships 1991
- 1991 World Skeleton Championship
- World Snooker Championships
- World Squash Championships
- 1991 Superbike World Championship
- Taekwondo World Championships 1991
- Table tennis world championship 1991
- Gymnastics World Championships 1991
- UCI Track World Championships 1991
- UCI Road World Championships 1991
- Water polo world championship 1991
- WPA 9-Ball World Championship 1991