Naomi Osaka put forth a thrilling effort on Saturday that was noticed all over the world. (Getty)

Coming back from 1-6 down to win her second US Open title and third Grand Slam overall, Naomi Osaka put forth a thrilling effort on Saturday that was noticed all over the world—including by another one of the defining athletes of this time, LeBron James:  

Skier Lindsey Vonn congratulated the players as well ... 

And swimmer Simone Manuel put the pressure of Osaka's high-profile image into perspective: 

Tennis legends were not shy at all about acknowledging the presence of another potential great: 

Current players, too, found themselves celebrating: 

And even tennis commentators were stunned:

Two years ago, when Osaka won her first US Open title, the question was instantly asked whether and when she'd become a multiple-major champion. With three Slams in three seasons, she's shown no lasting problems living up to high expectations, even in some of the most challenging circumstances.