1981 British Speedway Championship

The 1981 British Speedway Championship was the 21st edition of the British Speedway Championship. The Final took place on 3 June at Brandon in Coventry, England. The Championship was won by Steve Bastable, who beat Kenny Carter and John Louis in a run-off for the title. The top eight riders qualified for the next stage of the World Championship, the 1981 Overseas Final.

British Final

 * 3 June 1981
 * 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Brandon Stadium, Coventry

British Under 21 final
Rob Lightfoot won the British Speedway Under 21 Championship. The final was held at Kingsmead Stadium on 4 July.