| 1978 World Championships | |
|---|---|
| Host city |  Mexico City, Mexico |
| Dates | 20–27 August |
| Champions | |
| Freestyle |  Soviet Union |
| Greco-Roman | Soviet Union |
The 1978 World Wrestling Championships were held in Mexico City, Mexico. Greco-Roman event on 20–23, and freestyle on 24–27 August respectively.[1]