Patron and spokesperson for Challenge Cancer Support Network. The Robert Allenby Golf Day has raised more than $9 million since 1992 for children with cancer and blood disorders. Has given more than $500,000 to the cause. He also started the Robert Allenby Bluewater Golf and Fishing Invitational, an annual event to raise funds for kids with cancer and/or special needs in Palm Beach County in Florida.

Has duck headcovers on his woods to publicize the effort.

Began career as one of Australia's finest young amateurs, playing out of Melbourne's Yarra Yarra GC.