| League | National League |
|---|---|
| No. of competitors | 18 |
| Champions | Newcastle Diamonds |
| Knockout Cup | Exeter Falcons |
| Individual | Steve McDermott |
| Pairs | Weymouth Wildcats |
| Fours | Newcastle Diamonds |
| Highest average | Joe Owen |
| Division/s above | 1983 British League |
The 1983 National League was the second tier of motorcycle speedway racing in the United Kingdom.[1]