Which tennis player, Pieter Aldrich or Fred Stolle,  is the father of former Australian Davis Cup player Sandon Stolle?
Pieter Aldrich: Pieter ("Piet") Aldrich (born 7 September 1965) is a former professional tennis player from South Africa. Fred Stolle: Frederick Sydney Stolle, AO (born 8 October 1938) is an Australian former tennis player and commentator. Fred Stolle:  He is the father of former Australian Davis Cup player Sandon Stolle.
i don't know