1981 Mr International - IFBB
| Overall Winner Scott Wilson | |
HeavyWeight | |
| 1 | Scott Wilson |
| 2 | Larry Jackson (1) |
| 3 | Rod Koontz |
| 4 | Robert Reis |
| 5 | Christian Janatsch |
| 6 | James Windus |
| 7 | Pat Stewart |
| 8 | Larry Ferris |
| 9 | Wayne Robbins |
| 10 | Ben Herder |
| 11 | Josef Laufer |
| 12 | Tiekie Joubert |
| 13 | Denzel Pretorius |
Light-HeavyWeight | |
| 1 | Ali Malla |
| 2 | Les Galvin |
| 3 | Billy Arlen |
| 4 | Robert Jodkiewicz |
| 5 | Ulf Bengtsson |
| 6 | Charles Thomas |
| 7 | Len Archambault |
| 8 | Darcy Beccles |
| 9 | Leon Van Der Westhuizen |
| 10 | Morris Berthelet |
| 11 | Paul McFarlane |
| 12 | Filippo Alfani |
| 13 | Chris Scott (1) |
| 14 | Franklyn Greene |
MiddleWeight | |
| 1 | Shigeru Sugita 杉田茂 |
| 2 | Lourenco Brasil |
| 3 | Henry Caulker |
| 4 | Pat Laop |
| 5 | Frank Grieco |
| 6 | George Herwill |
| 7 | Dan Samuda |
| 8 | Moses Somo |
| 9 | Francis Adams |
| 10 | Raffael Madrid |
LightWeight | |
| 1 | Ralph Piers |
| 2 | Ray Beaulieu |
| 3 | Philip Dhiamini |
| 4 | Peter Jensen |
| 5 | Johann DuToit |
| 6 | Clem McLaughlin |