The 2012 edition is the 100th in the tournament 's illustrious history , but what do you know about it ? The first grand slam of the tennis season , the Australian Open , takes place in Melbourne . Comment: In 1976 , Mark Edmondson , world ranked 212th , claimed a shock victory in the tournament . Martina Hingis became the youngest grand slam winner when she triumphed in 1997 .
The first grand slam of the tennis season , the Australian Open , takes place in Melbourne . Comment: In 1976 , Mark Edmondson , world ranked 212th , claimed a shock victory in the tournament . Martina Hingis became the youngest grand slam winner when she triumphed in 1997 .