1981 FIVB Volleyball Men's World Cup
| Tournament details | |
|---|---|
| Host nation | Japan | 
| Dates | 19–28 November | 
| Teams | 8 | 
| Venue(s) | 4 (in 4 host cities) | 
| Champions | Soviet Union (3rd title) | 
| Runners-up | Cuba | 
| Third place | Brazil | 
| Fourth place | Poland | 
| Tournament awards | |
| MVP | Vyacheslav Zaytsev | 
The 1981 FIVB Men's World Cup was held from 19 to 28 November 1981 in Japan. It was the 4th edition of the competition.