By Ewan Murray Footballers are often renowned for their style – good or bad – and that frequently extends to their barnets. There have been some truly extraordinary looks over the years, from the bizarre to the spectacular, although we sadly see fewer daring trims in the modern era. As a result, we’re often forced to look back in time to celebrate the individuality of the football superstar. Our definition of ‘best’ may be different from yours, but there can be no doubting the haircuts you’re about to see are as iconic as they come. Here are the best haircuts in football history. 20. David Sea…