# 2017 Los Cabos Open – Singles

Sam Querrey defeated Thanasi Kokkinakis in the final, 6–3, 3–6, 6–2 to win the singles tennis title at the 2017 Los Cabos Open. It was his ninth ATP Tour singles title.
Ivo Karlović was the defending champion, but lost in the first round to Quentin Halys.

## Seeds

The top four seeds receive a bye into the second round.
* Tomáš Berdych (semifinals)
* Sam Querrey (champion)
* Albert Ramos Viñolas (second round)
* Feliciano López (quarterfinals)
* Ivo Karlović (first round)
* Fernando Verdasco (second round)
* Adrian Mannarino (quarterfinals)
* Frances Tiafoe (first round)

## 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 | Final |
| 1/WC | Tomáš Berdych | 6 | 6$^5$ | 4 | | | | | |
| WC | Thanasi Kokkinakis | 3 | 7$^7$ | 6 | | | | | |
| WC | Thanasi Kokkinakis | 3 | 7$^7$ | 6 | WC | Thanasi Kokkinakis | 3 | 6 | 2 |
| | | | | | 2 | Sam Querrey | 6 | 3 | 6 |
| | Damir Džumhur | 6 | 4 | 4 | 2 | Sam Querrey | 6 | 3 | 6 |
| 2 | Sam Querrey | 3 | 6 | 6 | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1/WC | T Berdych | 6 | 6 | | | | | | | | | | | |
| Q | A Santillan | 6 | 6 | | Q | A Santillan | 3 | 1 | | | | | | | | | | | |
| | K Kravchuk | 0 | 1 | | | | | | | 1/WC | T Berdych | 4 | 6 | 6 | | | | | |
| | T Ito | 4 | 4 | | | | | | | 7 | A Mannarino | 6 | 3 | 4 | | | | | |
| | B Fratangelo | 6 | 6 | | | B Fratangelo | 1 | 1 | | | | | | | | | | | |
| | J Jung | 3 | 3 | | 7 | A Mannarino | 6 | 6 | | | | | | | | | | | |
| 7 | A Mannarino | 6 | 6 | | | | | | | | | | | | 1/WC | T Berdych | 6 | 6$^5$ | 4 |
| | | | | | | | | | | | | | | | WC | T Kokkinakis | 3 | 7$^7$ | 6 |
| | | | | | 3 | A Ramos Viñolas | 6$^5$ | 4 | | | | | | | | | | | |
| | M Kukushkin | 7$^7$ | 2 | 2 | | T Fritz | 7$^7$ | 6 | | | | | | | | | | | |
| | T Fritz | 6$^5$ | 6 | 6 | | | | | | | T Fritz | 6$^5$ | 2 | | | | | | |
| | Y Uchiyama | 5 | 6$^5$ | | | | | | | WC | T Kokkinakis | 7$^7$ | 6 | | | | | | |
| | P Polansky | 7 | 7$^7$ | | | P Polansky | 6 | 3 | 6$^4$ | | | | | | | | | | |
| WC | T Kokkinakis | 7$^7$ | 7$^{12}$ | | WC | T Kokkinakis | 4 | 6 | 7$^7$ | | | | | | | | | | |
| 8 | F Tiafoe | 6$^3$ | 6$^{10}$ | | | | | | | | | | | | | | | | |

### 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 |
| 5 | I Karlović | 6$^5$ | 6$^8$ | | | | | | | | | | | | | | | | |
| Q | Q Halys | 7$^7$ | 7$^{10}$ | | Q | Q Halys | 3$^r$ | | | | | | | | | | | | |
| | D Džumhur | 6$^4$ | 6 | 6 | | D Džumhur | 5 | | | | | | | | | | | | |
| | T Daniel | 7$^7$ | 3 | 3 | | | | | | | D Džumhur | 6$^2$ | 6 | 7$^7$ | | | | | |
| | D Novikov | 6 | 3 | 3 | | | | | | 4 | F López | 7$^7$ | 4 | 6$^2$ | | | | | |
| Q | M Ebden | 1 | 6 | 6 | Q | M Ebden | 4 | 4 | | | | | | | | | | | |
| | | | | | 4 | F López | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | D Džumhur | 6 | 4 | 4 |
| 6 | F Verdasco | 6$^6$ | 7 | 6 | | | | | | | | | | | 2 | S Querrey | 3 | 6 | 6 |
| | E Escobedo | 7$^8$ | 5 | 2 | 6 | F Verdasco | 6 | 2 | 4 | | | | | | | | | | |
| LL | B Klein | 2 | 6 | 1 | | V Millot | 1 | 6 | 6 | | | | | | | | | | |
| | V Millot | 6 | 3 | 6 | | | | | | | V Millot | 1 | 3 | | | | | | |
| Q | E King | 6 | 6 | | | | | | | 2 | S Querrey | 6 | 6 | | | | | | |
| WC | M Sánchez | 4 | 4 | | Q | E King | 4 | 6 | 6$^2$ | | | | | | | | | | |
| | | | | | 2 | S Querrey | 6 | 4 | 7$^7$ | | | | | | | | | | |

## Qualifying
### Seeds

* Quentin Halys (qualified)
* Matthew Ebden (qualified)
* Akira Santillan (qualified)
* Alexander Sarkissian (first round, retired)
* Brydan Klein (qualifying competition, lucky loser)
* Roberto Quiroz (first round)
* Sadio Doumbia (qualifying competition)
* Evan King (qualified)

### Qualifiers

* Quentin Halys
* Matthew Ebden
* Akira Santillan
* Evan King

### Lucky loser

* Brydan Klein

#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Quentin Halys | 6 | 6 | | | | |
| WC | Alan Raúl Sau Franco | 0 | 0 | | | | |
| WC | Alan Raúl Sau Franco | 0 | 0 | 1 | Quentin Halys | 6 | 7$^7$ |
| | | | | | Evan Song | 3 | 6$^2$ |
| | Evan Song | 6 | 6 | | Evan Song | 3 | 6$^2$ |
| 6 | Roberto Quiroz | 2 | 2 | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Matthew Ebden | 6 | 6 | | | | | |
| | Hans Hach Verdugo | 2 | 1 | | | | | |
| | Hans Hach Verdugo | 2 | 1 | | 2 | Matthew Ebden | 6 | 7 |
| | | | | | 5 | Brydan Klein | 0 | 5 |
| | Hugo Nys | 6 | 2 | 3 | 5 | Brydan Klein | 0 | 5 |
| 5 | Brydan Klein | 3 | 6 | 6 | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3/WC | Akira Santillan | 6 | 6 | | | | |
| Alt | Bradley Mousley | 4 | 2 | | | | |
| Alt | Bradley Mousley | 4 | 2 | 3/WC | Akira Santillan | 6 | 6 |
| | | | | 7 | Sadio Doumbia | 3 | 1 |
| Alt | Andrés Molteni | 4 | 3 | 7 | Sadio Doumbia | 3 | 1 |
| 7 | Sadio Doumbia | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Alexander Sarkissian | 0 | 0$^r$ | | | | |
| | Ante Pavić | 6 | 0 | | | | |
| | Ante Pavić | 6 | 0 | | Ante Pavić | 6$^6$ | 1 |
| | | | | 8 | Evan King | 7$^8$ | 6 |
| | Philip Bester | 4 | 4 | 8 | Evan King | 7$^8$ | 6 |
| 8 | Evan King | 6 | 6 | | | | |