Biathlon World Championships 1981
The 18th Biathlon World Championships were held in 1981 in Lahti, Finland.
Men's results
20 km individual
| Medal | Name | Nation | Penalties | Result |
| Heikki Ikola | 0 | 1:13:07.2 | ||
| Frank Ullrich | 2 | 1:14:09.6 | ||
| Erkki Antila | 3 | 1:14:51.1 |
10 km sprint
| Medal | Name | Nation | Penalties | Result |
| Frank Ullrich | 1 | 33:08.5 | ||
| Erkki Antila | 0 | 33:10.1 | ||
| Yvon Mougel | 0 | 33:13.5 |
4 × 7.5 km relay
| Medal | Name | Nation | Penalties | Result |
| East Germany Mathias Jung Matthias Jacob Frank Ullrich Eberhard Rösch | ||||
| West Germany Peter Angerer Peter Schweiger Fritz Fischer Franz Bernreiter | ||||
| Soviet Union Vladimir Alikin Anatoly Alyabyev Vladimir Barnashov Vladimir Gavrikov |