Dominic Thiem defeated Daniil Medvedev in the final, 6–4, 6–0, to win the singles title at the 2019 Barcelona Open.
Rafael Nadal was the three-time defending champion, but lost in the semifinals to Thiem.
Seeds All seeds received a bye into the second round.
Note: Diego Schwartzman, who would have been placed in the entry list on the initial entry cutoff date of 11 March 2019 and seeded 11th, entered late and played in the qualifying tournament.
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
Qualifying
Seeds
Qualifiers
Lucky losers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
Fifth qualifier
Sixth qualifier
References
External links Main draw Qualifying draw