1973 British Speedway Championship
The 1973 British Speedway Championship was the 13th edition of the British Speedway Championship. The final took place on 21 June at Brandon Stadium in Coventry, England. The Championship was won by Ray Wilson.
The British Under 21 Championship was won by Peter Collins.
British Final
British Under 21 final
- 16 June 1973, Kingsmead Stadium, Canterbury
| Pos | Rider | Pts |
| 1 | Peter Collins | 13 |
| 2 | Barney Kennett | 13 |
| 3 | David Gagen | 12 |
| 4 | Dave Piddock | 11 |
| 5 | Ian Hindle | 9 |
| 6 | Bobby McNeil | 8 |
| 7 | Paul Gachet | 8 |
| 8 | John Davis | 7 |
| 9 | Carl Glover | 7 |
| 10 | Colin Meredith | 6 |
| 11 | Trevor Geer | 6 |
| 12 | Les Rumsey | 5 |
| 13 | Terry Barclay | 4 |
| 14 | Tim Ballard | 3 |
| 15 | Peter Cairns | 3 |
| 16 | Eric Dugard | 2 |
| 17 | Keith White | 0 |