Brazilian 18-year-old Joao Fonseca defeated Argentine fifth seed Francisco Cerundolo 6-4, 7-6 (1) to win his first ATP Tour title at the IEB+ Argentina Open on Sunday in Buenos Aires.

A year after claiming his first ATP win, the 18-year-old Joao Fonseca is an ATP champion! The young Brazilian lifted a trophy at the ATP 250 event in Buenos Aires following a 6-4, 7-6 triumph over the local hero,

Teenager João Fonseca won his first ATP Tour title at the Argentina Open on Sunday, announcing himself as one of tennis’ brightest talents.

Nadal embraced the South American Golden swing in February 2015 and conquered the Buenos Aires title over four home players. Rafa ousted Facundo Arguello and Federico Delbonis en route to the semi-final. Carlos Berlocq pushed the legend to the limits in the opener.

Francisco Cerundolo stunned World No. 2 Alexander Zverev 3-6, 6-3, 6-2 in the Buenos Aires quarterfinals, marking the biggest win of his career. His previous-best career win by ranking came against a No.

The home star Joao Fonseca failed to make an impression at the ATP 500 event in Rio. The 18-year-old competed in front of the home fans two days after lifting his first ATP trophy in Buenos Aires. The Brazilian failed to extend the winning streak following a 6-1, 7-6 loss to Alexandre Muller.

Teenage tennis sensation João Fonseca frustrated his home fans at the Rio Open in a first-round loss two days after winning his first ATP title.

Joao Fonseca was ranked World No. 655 after he decided to go pro. On Monday, the 18-year-old had risen to a career-high World No. 68.

Rising tennis star João Fonseca has finished what he called “an unbelievable week” with a straight sets victory over Francisco Cerúndolo in the final of the Argentina Open to claim his first tour-level title.