Iga Swiatek, Elena Rybakina and Aryna Sabalenka have won a combined five Grand Slam singles titles. Roger Federer, Rafael Nadal and Novak Djokovic have won 64.
Swiatek, Rybakina and Sabalenka have been at the top of the sport for roughly a year. Some combination of Federer, Nadal and Djokovic has been there the last 20.
Swiatek, the world No. 1 from Poland; Rybakina, the 2022 Wimbledon champion who was born and raised in Russia but represents Kazakhstan; and Sabalenka, the 2023 Australian Open champion from Belarus, are still largely known only to tennis geeks. Federer, Nadal and Djokovic are among the most recognizable athletes on earth.