The 2003 Adidas International was a combined men's and women's tennis tournament played on outdoor hard courts at the NSW Tennis Centre in Sydney in Australia that was part of the International Series of the 2003 ATP Tour and of Tier II of the 2003 WTA Tour. The tournament ran from 5 through 12 January 2003. Lee Hyung-taik and Kim Clijsters won the singles titles.
Lee Hyung-taik defeated Juan Carlos Ferrero 4âÂÂ6, 7âÂÂ6<sup>(8âÂÂ6)</sup>, 7âÂÂ6<sup>(7âÂÂ4)</sup>
Kim Clijsters defeated Lindsay Davenport 6âÂÂ4, 6âÂÂ3
Paul Hanley / Nathan Healey defeated Mahesh Bhupathi / Joshua Eagle 7âÂÂ6<sup>(7âÂÂ3)</sup>, 6âÂÂ4
Kim Clijsters / Ai Sugiyama defeated Conchita MartÃÂnez / Rennae Stubbs 6âÂÂ3, 6âÂÂ3