Martyn Dunn (born 25 December 1992) is an Australian wheelchair tennis player.

[3][4] The accident resulted in a fractured shoulder, shoulder blade, four ribs — one which was removed in surgery - and back broken in four places, with spinal cord damage at the T12 level.

[2] Before his accident, Dunn played tennis and Australian Football.

[2] After his accident, he took up wheelchair tennis as part of his rehabilitation.

[4] Tennis Australia's national wheelchair coach, Greg Crump, identified Dunn as a promising wheelchair tennis player.