Some junior world champions that have gone on to achieve great success on the pro tour include Ivan Lendl, Pat Cash, Gabriela Sabatini, Martina Hingis, Marcelo Ríos, Andy Roddick, Amélie Mauresmo, Roger Federer, and many more.
The five Grade A tournaments are the junior equivalent of the ATP Masters 1000 and WTA Premier Mandatory events in terms of points awarded relative to the grand slams.
In calendar order, these are the Copa Gerdau, the Trofeo Bonfiglio, the Osaka Mayor's Cup, the Abierto Juvenil Mexicano, and the Orange Bowl.
[7] The junior exempt project provides wild cards into the ITF women's circuit events to the girls who ended the year in the top 10 of the world rankings.
Beginning with the 2007 season, the junior exempt project expanded to include the top 10 boys, who receive wild cards into Futures events.