Robin Ammerlaan is a Dutch former professional wheelchair tennis player. A former world No. 1 in both singles and doubles, Ammerlaan is a 14-time major champion and two-time Paralympic gold medalist. The right-handed player's favourite surface is carpet, and he was coached by Gert Bolk. His wheelchair is manufactured by Invacare. Ammerlaan ended his professional career after the 2012 London Paralympics.

David Robert Hall, OAM is an Australian former professional wheelchair tennis player. With eight US Open singles titles, two Masters singles titles, and a Paralympic gold medal in singles, he has been referred to as Australia's greatest ever wheelchair tennis player.