Andy Roddick is not a tennis player.
Andy Roddick . Following a fourth-round defeat by Juan Martín del Potro , Roddick retired from the sport with the aim of focusing on his foundation , the Andy Roddick Foundation , in future years . Juan Martín del Potro ( [ ˈxʷwän mäɾˈtin̪ ‿ d̪e̞l ˈpo̜tɾo̜ ] , born 23 September 1988 ) , also known as Delpo , is an Argentinian professional tennis player .