# 2019 Los Cabos Open – Singles

Fabio Fognini was the defending champion, but lost in the quarterfinals to Taylor Fritz.
Diego Schwartzman won the title, defeating Fritz in the final, 7–6$^{(8–6)}$, 6–3.

## Seeds

The top four seeds received a bye into the second round.
* Fabio Fognini (quarterfinals)
* Guido Pella (semifinals)
* Diego Schwartzman (champion)
* Lucas Pouille (second round)
* Taylor Fritz (final)
* Cristian Garín (first round)
* Radu Albot (semifinals)
* Mikhail Kukushkin (quarterfinals)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 5 | Taylor Fritz | 6 | 6 | | | | | |
| 7 | Radu Albot | 3 | 2 | | | | | |
| 7 | Radu Albot | 3 | 2 | | 5 | Taylor Fritz | 6$^6$ | 3 |
| | | | | | 3 | Diego Schwartzman | 7$^8$ | 6 |
| 3 | Diego Schwartzman | 6 | 3 | 6 | 3 | Diego Schwartzman | 7$^8$ | 6 |
| 2/WC | Guido Pella | 3 | 6 | 1 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | F Fognini | 4 | 6 | 6 | | | | | | | | |
| WC | L Gómez | 0 | 1 | | | M Granollers | 6 | 3 | 4 | | | | | | | | |
| | M Granollers | 6 | 6 | | | | | | | 1 | F Fognini | 1 | 6$^1$ | | | | |
| | P Gunneswaran | 6 | 1 | 6 | | | | | | 5 | T Fritz | 6 | 7$^7$ | | | | |
| | J Millman | 4 | 6 | 2 | | P Gunneswaran | 6 | 3 | 2 | | | | | | | | |
| Q | D Köpfer | 3 | 4 | | 5 | T Fritz | 4 | 6 | 6 | | | | | | | | |
| 5 | T Fritz | 6 | 6 | | | | | | | | | | | 5 | T Fritz | 6 | 6 |
| | | | | | | | | | | | | | | 7 | R Albot | 3 | 2 |
| | | | | | 4 | L Pouille | 6 | 4 | 3 | | | | | | | | |
| Q | M Janvier | 4 | 4 | | WC | T Kokkinakis | 2 | 6 | 6 | | | | | | | | |
| WC | T Kokkinakis | 6 | 6 | | | | | | | WC | T Kokkinakis | 3 | 3 | | | | |
| | T Daniel | 6 | 6 | | | | | | | 7 | R Albot | 6 | 6 | | | | |
| | T Sandgren | 2 | 0 | | | T Daniel | 1 | 2 | | | | | | | | | |
| PR | J Tipsarević | 5 | 6 | 0 | 7 | R Albot | 6 | 6 | | | | | | | | | |
| 7 | R Albot | 7 | 2 | 6 | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | M Kukushkin | 7 | 6 | | | | | | | | | | | | | | | | |
| | D Džumhur | 5 | 2 | | 8 | M Kukushkin | 7 | 7 | | | | | | | | | | | |
| | G Barrère | 6$^5$ | 0 | | | C Norrie | 5 | 5 | | | | | | | | | | | |
| | C Norrie | 7$^7$ | 6 | | | | | | | 8 | M Kukushkin | 1 | 2 | | | | | | |
| | E Gulbis | 6 | 7$^7$ | | | | | | | 3 | D Schwartzman | 6 | 6 | | | | | | |
| Q | J Jung | 4 | 6$^2$ | | | E Gulbis | 5 | 0 | | | | | | | | | | | |
| | | | | | 3 | D Schwartzman | 7 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | D Schwartzman | 6 | 3 | 6 |
| 6 | C Garín | 6 | 2 | 3 | | | | | | | | | | | 2/WC | G Pella | 3 | 6 | 1 |
| | JI Londero | 3 | 6 | 6 | | JI Londero | 4 | 6 | 3 | | | | | | | | | | |
| PR | C-M Stebe | 2 | 1 | | Q | S-w Kwon | 6 | 3 | 6 | | | | | | | | | | |
| Q | S-w Kwon | 6 | 6 | | | | | | | Q | S-w Kwon | 6 | 1 | 2 | | | | | |
| | G Dimitrov | 7$^7$ | 4 | 7$^7$ | | | | | | 2/WC | G Pella | 4 | 6 | 6 | | | | | |
| | S Johnson | 6$^4$ | 6 | 6$^5$ | | G Dimitrov | 4 | 2 | | | | | | | | | | | |
| | | | | | 2/WC | G Pella | 6 | 6 | | | | | | | | | | | |

## Qualifying
### Seeds

* Kwon Soon-woo (qualified)
* Dominik Köpfer (qualified)
* Egor Gerasimov (qualifying competition)
* Jason Jung (qualified)
* Marcos Giron (first round)
* Sergiy Stakhovsky (first round)
* Maxime Janvier (qualified)
* Lukáš Lacko (first round)

### Qualifiers

* Kwon Soon-woo
* Dominik Köpfer
* Maxime Janvier
* Jason Jung

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Kwon Soon-woo | 6 | 6 | | | | | |
| WC | Luis Patiño | 1 | 2 | | | | | |
| WC | Luis Patiño | 1 | 2 | 1 | Kwon Soon-woo | 7$^7$ | 5 | 6 |
| | | | | | Marcelo Arévalo | 6$^2$ | 7 | 3 |
| | Marcelo Arévalo | 6 | 6 | | Marcelo Arévalo | 6$^2$ | 7 | 3 |
| 5 | Marcos Giron | 4 | 3 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Dominik Köpfer | 6 | 6 | | | | |
| | John-Patrick Smith | 2 | 4 | | | | |
| | John-Patrick Smith | 2 | 4 | 2 | Dominik Köpfer | 6 | 7$^7$ |
| | | | | Alt | Jacob Grills | 3 | 6$^5$ |
| Alt | Jacob Grills | 6 | 6 | Alt | Jacob Grills | 3 | 6$^5$ |
| 8 | Lukáš Lacko | 3 | 2 | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Egor Gerasimov | 4 | 6 | 7 | | | | | |
| Alt | Dennis Novikov | 6 | 2 | 5 | | | | | |
| Alt | Dennis Novikov | 6 | 2 | 5 | 3 | Egor Gerasimov | 6 | 1 | 6$^4$ |
| | | | | | 7 | Maxime Janvier | 3 | 6 | 7$^7$ |
| WC | Juan Ignacio Batalla | 1 | 4 | | 7 | Maxime Janvier | 3 | 6 | 7$^7$ |
| 7 | Maxime Janvier | 6 | 6 | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Jason Jung | 6 | 3 | 6 | | | | |
| Alt | Gerardo López Villaseñor | 1 | 6 | 0 | | | | |
| Alt | Gerardo López Villaseñor | 1 | 6 | 0 | 4 | Jason Jung | 6 | 7$^7$ |
| | | | | | | Danilo Petrović | 4 | 6$^4$ |
| | Danilo Petrović | 6 | 7$^7$ | | | Danilo Petrović | 4 | 6$^4$ |
| 6 | Sergiy Stakhovsky | 4 | 6$^5$ | | | | | |