Originally posted on 06/05/2018:
Vladimir Voltchkov makes 2000 Wimbledon semi-final
The Belarussian was ranked 237 when he managed to make it through to the semi-finals of Wimbledon -- becoming the lowest-ranked player to ever make the last four at the London tournament.
Mark Edmondson wins the 1976 Australian Open
The Australian only ever won one Grand Slam event, and he beat defending champion John Newcombe in the final to do it. The most remarkable point however, was that he was ranked 212th in the world when he did it. He remains the lowest-ranked player to win a Grand Slam title.