Alejandro Tabilo def. Joao Fonseca — Round of 16, Argentina Open 2026

🇨🇱ATP No. 73ranked ATP number 73 going into this drawWon

Alejandro Tabilo 6 3 7

🇧🇷ATP No. 34ranked ATP number 34 going into this draw

Joao Fonseca seeded 3(3) 3 6 5