1909 International Lawn Tennis Challenge

The 1909 International Lawn Tennis Challenge was the ninth edition of what is now known as the Davis Cup. For the second straight year, only the British Isles and the United States would challenge Australasia for the Cup. After defeating the British team in Philadelphia in September, the US team traveled to Sydney, Australia but was defeated again by the Australasian team. The final was played on grass courts at the Double Bay Grounds from 27 November until 30 November 1909.