Timothy "Tim" Shaun Matthews, OAM (born 29 October 1974) is an Australian Paralympic athlete. He was born in the Victorian town of Orbost with exomphalos, a condition in which the abdomen develops outside the body; in his case, the condition affected other organs, including his liver. he was also born without a left arm and with some webbed fingers. He spent much of his early life at Melbourne's Royal Children's Hospital because the membrane protecting his exposed organs ruptured when he was two days old.