<Tr> <Td> 1976 </Td> <Td> Heinz Günthardt </Td> </Tr> <Tr> <Td> 1977 </Td> <Td> Van Winitsky </Td> <Td> Lea Antonoplis </Td> </Tr> <Tr> <Td> 1978 </Td> <Td> Ivan Lendl † </Td> <Td> Tracy Austin </Td> </Tr> <Tr> <Td> 1979 </Td> <Td> Ramesh Krishnan </Td> <Td> Mary Lou Piatek </Td> </Tr>

Has a south african ever won the wimbledon gentlemen's singles title