2019 Argentina Open – Singles


was the defending champion, but lost to Diego Schwartzman in the semifinals.
Marco Cecchinato won the title, defeating Schwartzman in the final, 6–1, 6–2.

Seeds

The top four seeds received a bye into the second round.

Draw

Finals

Top half

Bottom half

Qualifying

Seeds

Qualifiers

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier