Can you say who are the 3 best tennis players in ATP Era up to the age of 20?

Our weekly quiz:

Can you say who are the 3 best tennis players in ATP Era up to the age of 20? You can find the answer on the Blog or by searching directly in the “Until age” player filter.

Nadal's dominance is just overwhelming. The one who's come closest to him is Carlos Alcaraz.Right now, there doesn't seem to be any teenager who can match his numbers. But time will tell.You'd have to look at players up to 25 years old to find a ranking that comes close to the all-time greats. This shows that early success doesn't guarantee success throughout a career.