in open era
Rod Laver won all four GS in 1969, couldnt successfully defend even one GS in 1970
Connors won AO, Wim and USO in 1974, couldnt successfully defend even one of these three GS in 1975
Wilander won AO, FO and USO in 1988, couldnt successfully defend even one of the these three GS in 1989
Federer won AO, Wim and USO in 2004, couldnt successfully defend 2005 AO and won 2005 Wim & USO
Federer won AO, Wim and USO in 2006, won 2007 AO, Wim & USO
Fed couldnt win 2008 AO & Wim and won 2008 USO
Nadal won 2010 FO, Wim and USO in 2010.
Rod Laver won all four GS in 1969, couldnt successfully defend even one GS in 1970
Connors won AO, Wim and USO in 1974, couldnt successfully defend even one of these three GS in 1975
Wilander won AO, FO and USO in 1988, couldnt successfully defend even one of the these three GS in 1989
Federer won AO, Wim and USO in 2004, couldnt successfully defend 2005 AO and won 2005 Wim & USO
Federer won AO, Wim and USO in 2006, won 2007 AO, Wim & USO
Fed couldnt win 2008 AO & Wim and won 2008 USO
Nadal won 2010 FO, Wim and USO in 2010.
Last edited: