He was also part of the Australian Junior Team that won the golden medal at the Junior World Cup in Milton Keynes, 1997. George, nicknamedJethro,[2] played his 100th match for The Kookaburras on 23 May 2004 against Belgium during the European Tour. He was the captain of the team that won the Champions Trophy in December 2005 in Chennai, where he was named Player of the Tournament, as well as captain.[6]
In December 2011, he was named as one of fourteen players to be on the 2012 Summer OlympicsAustralian men's national Olympic development squad. While this squad is not in the top twenty-eight and separate from the Olympic training coach, the Australian coach Ric Charlesworth did not rule out selecting from only the training squad, with players from the Olympic development having a chance at possibly being called up to represent Australia at the Olympics. He trained with the team from 18 January to mid-March in Perth, Western Australia.[10]