Fonseca, second player in history to achieve an astonishing record of precocity

Joao Fonseca has become the second player of the Open Era capable of defeating a top-10 member in their first appearance at a Grand Slam. The difficulty of such an achievement is evident, and it takes us back to Wimbledon 2002 to find the other player who managed it. That player was Mario Ancic, who defeated Federer.

2 - Joao Fonseca has become only the second teenager since 1973 to defeat an ATP top 10 opponent in their maiden Grand Slam main draw match, after Mario Ancic (Roger Federer, Wimbledon 2002). Leap.#AO2025 | @AustralianOpen @atptour @ATPMediaInfo pic.twitter.com/ddxMRXXNSY

— OptaAce (@OptaAce) January 14, 2025

This is an automatic translation. You can read the original news, Fonseca, segundo jugador de la historia en lograr un récord de precocidad asombroso