Wilander - no Wimbledon or Masters
Ashe - no French Open or Masters
Vines - no French
Originally Posted by timnz
Gonzales - no Clay court major (including Pro Majors)
I think what hurts Pancho's career the most is the lack of any Grand Slam titles outside of Forest Hills. He was unable to play them for almost all his career. So his career remains underappreciated, to put it mildly.