Andrey Rublev was the defending champion, but lost in the quarterfinals to Robin Haase. This was Rublev's first tournament back on tour after missing three months due to a stress fracture in his back.

Marco Cecchinato won the title, defeating Guido Pella in the final, 6–2, 7–6(7–4).

Seeds

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

Draw

Key

Finals

Top half

Bottom half

Qualifying

Seeds

Qualifiers

Lucky loser

  1. Andrej Martin

Qualifying draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

References

  • Main draw
  • Qualifying draw

20.07.2019., Croatia, Umag 30th Blue Lagoon Croatia Open Umag 2019

Croatia Open Umag 2024 Deny

Luxusurlaub in Umag während der ATP Croatia Open 2022

ATP Croatia Open Umag Singles Winners By Year

20.07.2019., Croatia, Umag 30th Blue Lagoon Croatia Open Umag 2019