| 5th FINA World Championships | |
|---|---|
| Host city | Madrid, Spain |
| Date(s) | August 13–23, 1986 |
| Officially opened by | Juan Carlos I |
| 1986 FINA World Championships | ||
|---|---|---|
| Diving | ||
| Individual | ||
| 3 m | men | women |
| 10 m | men | women |
| Swimming | ||
| Freestyle | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| 400 m | men | women |
| 800 m | women | |
| 1500 m | men | |
| Backstroke | ||
| 100 m | men | women |
| 200 m | men | women |
| Breaststroke | ||
| 100 m | men | women |
| 200 m | men | women |
| Butterfly | ||
| 100 m | men | women |
| 200 m | men | women |
| Individual medley | ||
| 200 m | men | women |
| 400 m | men | women |
| Freestyle relay | ||
| 4×100 m | men | women |
| 4×200 m | men | women |
| Medley relay | ||
| 4×100 m | men | women |
| Synchronised swimming | ||
| Solo | women | |
| Duet | women | |
| Team | women | |
| Water polo | ||
| Tournament | men | women |
The 1986 World Aquatics Championships took place in M86 Swimming Center in Madrid, Spain between August 13 and August 23, 1986, with 1119 participating athletes. In swimming, the 50 m freestyle events and women's 4 × 200 m freestyle relay were held for the first time.