McEnroeisanartist
Hall of Fame
Looking at Grand Slam Matches where there was a combined 20 Grand Slam championships between the two opponents:
22 - 1969 US Open Quarterfinal - Laver vs Emerson
20 - 2001 US Open Quarterfinal - Sampras vs Agassi
20 - 2002 US Open final - Sampras vs Agassi
25 - 2011 French Open final - Nadal vs Federer
26 - 2012 Australian Open semfinal - Nadal vs Federer
21 - 2012 French Open semifinal - Djokovic vs Federer
21 - 2012 Wimbledon semifinal - Federer vs Djokovic
30 - 2014 Australian Open semfinal - Nadal vs Federer
22 - 1969 US Open Quarterfinal - Laver vs Emerson
20 - 2001 US Open Quarterfinal - Sampras vs Agassi
20 - 2002 US Open final - Sampras vs Agassi
25 - 2011 French Open final - Nadal vs Federer
26 - 2012 Australian Open semfinal - Nadal vs Federer
21 - 2012 French Open semifinal - Djokovic vs Federer
21 - 2012 Wimbledon semifinal - Federer vs Djokovic
30 - 2014 Australian Open semfinal - Nadal vs Federer