Roger Federer, Rafael Nadal, Carlos Alcaraz and Gael Monfils featured in a video tribute to the Argentine.
Del Potro beat five-time defending champion Federer to win the US Open in 2009.
He reached the ultimate in New York once more in 2018 however misplaced to Djokovic.
A well-liked participant with an enormous forehand, Del Potro gained two Olympic medals – bronze in 2012 and silver 4 years later.
He claimed 22 ATP singles titles in his profession and was as excessive as quantity three on this planet rankings.
Nonetheless, a wrist harm derailed his profession after his US Open victory earlier than he significantly injured his knee at Queen’s in 2019.
Del Potro launched a video on Instagram final week, exterior discussing the long-term affect accidents have had on his physique.
“My day by day life is not what I would love it to be. It is very powerful. There are moments the place I’ve no extra power,” he stated.
“I am not indestructible. I’ve good issues, unhealthy issues however more often than not I’ve to faux it and placed on a very good face, however many instances I really feel horrible.
“Since that second [after surgery in 2019], I used to be by no means capable of climb stairs with out ache.
“I hurts after I drive, it hurts many instances after I fall asleep. It has been a unending nightmare.”