# 2019 Brisbane International – Men's singles

Kei Nishikori defeated Daniil Medvedev in the final, 6–4, 3–6, 6–2 to win the men's singles tennis title at the 2019 Brisbane International. The win ended Nishikori's streak of nine consecutive finals lost on the ATP Tour.
Nick Kyrgios was the defending champion, but lost in the second round to Jérémy Chardy.

## Seeds

The top four seeds receive a bye into the second round.
* Rafael Nadal (withdrew due to injury)
* Kei Nishikori (champion)
* Kyle Edmund (second round)
* Daniil Medvedev (final)
* Milos Raonic (quarterfinals)
* Grigor Dimitrov (quarterfinals)
* Alex de Minaur (quarterfinals)
* Nick Kyrgios (second round)

## Draw
### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| PR | Jo-Wilfried Tsonga | 6$^6$ | 2 | | | | | |
| 4 | Daniil Medvedev | 7$^8$ | 6 | | | | | |
| 4 | Daniil Medvedev | 7$^8$ | 6 | 4 | Daniil Medvedev | 4 | 6 | 2 |
| | | | | 2 | Kei Nishikori | 6 | 3 | 6 |
| | Jérémy Chardy | 2 | 2 | 2 | Kei Nishikori | 6 | 3 | 6 |
| 2 | Kei Nishikori | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | LL | T Daniel | 6$^5$ | 3 | | | | | | | | | |
| Q | T Kokkinakis | 6$^6$ | 4 | PR | J-W Tsonga | 7$^7$ | 6 | | | | | | | | | |
| PR | J-W Tsonga | 7$^8$ | 6 | | | | | PR | J-W Tsonga | 6 | 7$^7$ | | | | | |
| WC | A Bolt | 3 | 0 | | | | | 7 | A de Minaur | 4 | 6$^2$ | | | | | |
| | J Thompson | 6 | 6 | | J Thompson | 4 | 2 | | | | | | | | | |
| WC | A Popyrin | 2 | 2 | 7 | A de Minaur | 6 | 6 | | | | | | | | | |
| 7 | A de Minaur | 6 | 6 | | | | | | | | | | PR | J-W Tsonga | 6$^6$ | 2 |
| | | | | | | | | | | | | | 4 | D Medvedev | 7$^8$ | 6 |
| | | | | 4 | D Medvedev | 7 | 6 | | | | | | | | | |
| WC | J Duckworth | 3 | 4 | PR | A Murray | 5 | 2 | | | | | | | | | |
| PR | A Murray | 6 | 6 | | | | | 4 | D Medvedev | 6$^2$ | 6 | 6 | | | | |
| | L Mayer | 3 | 1 | | | | | 5 | M Raonic | 7$^7$ | 3 | 4 | | | | |
| Q | M Kecmanović | 6 | 6 | Q | M Kecmanović | 3 | 6$^2$ | | | | | | | | | |
| | A Bedene | 0 | 3 | 5 | M Raonic | 6 | 7$^7$ | | | | | | | | | |
| 5 | M Raonic | 6 | 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 |
| 8 | N Kyrgios | 7$^7$ | 5 | 7$^7$ | | | | | | | | | | | | | | |
| | R Harrison | 6$^5$ | 7 | 6$^5$ | 8 | N Kyrgios | 7$^7$ | 2 | 3 | | | | | | | | | |
| | J Chardy | 4 | 6 | 6 | | J Chardy | 6$^5$ | 6 | 6 | | | | | | | | | |
| | J-L Struff | 6 | 3 | 4 | | | | | | | J Chardy | 6 | 3 | 7$^7$ | | | | |
| Q | Y Uchiyama | 6 | 7$^8$ | | | | | | | Q | Y Uchiyama | 4 | 6 | 6$^4$ | | | | |
| Q | U Humbert | 4 | 6$^6$ | | Q | Y Uchiyama | 7$^8$ | 6 | | | | | | | | | | |
| | | | | | 3 | K Edmund | 6$^6$ | 4 | | | | | | | | | | |
| | | | | | | | | | | | | | | | | J Chardy | 2 | 2 |
| 6 | G Dimitrov | 6 | 6 | | | | | | | | | | | | 2 | K Nishikori | 6 | 6 |
| | Y Nishioka | 3 | 4 | | 6 | G Dimitrov | 6 | 6 | | | | | | | | | | |
| | J Millman | 7$^8$ | 6$^6$ | 6 | | J Millman | 3 | 4 | | | | | | | | | | |
| | T Sandgren | 6$^6$ | 7$^8$ | 0 | | | | | | 6 | G Dimitrov | 5 | 5 | | | | | |
| | T Fritz | 6$^5$ | 7$^7$ | 4 | | | | | | 2 | K Nishikori | 7 | 7 | | | | | |
| | D Kudla | 7$^7$ | 6$^2$ | 6 | | D Kudla | 5 | 2 | | | | | | | | | | |
| | | | | | 2 | K Nishikori | 7 | 6 | | | | | | | | | | |

## Qualifying
### Seeds

* Bradley Klahn (first round)
* Taro Daniel (qualifying competition, lucky loser)
* Cristian Garín (qualifying competition)
* Reilly Opelka (first round)
* Ugo Humbert (qualified)
* Peter Polansky (first round)
* Miomir Kecmanović (qualified)
* Bjorn Fratangelo (first round)

### Qualifiers

* Ugo Humbert
* Miomir Kecmanović
* Thanasi Kokkinakis
* Yasutaka Uchiyama

### Lucky loser

* Taro Daniel

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Bradley Klahn | 6 | 4 | 6$^6$ | | | | |
| | Christopher Eubanks | 3 | 6 | 7$^8$ | | | | |
| | Christopher Eubanks | 3 | 6 | 7$^8$ | | Christopher Eubanks | 2 | 3 |
| | | | | | 5 | Ugo Humbert | 6 | 6 |
| WC | Blake Ellis | 4 | 3 | | 5 | Ugo Humbert | 6 | 6 |
| 5 | Ugo Humbert | 6 | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Taro Daniel | 3 | 6 | 6 | | | | | |
| | John-Patrick Smith | 6 | 4 | 4 | | | | | |
| | John-Patrick Smith | 6 | 4 | 4 | 2 | Taro Daniel | 5 | 7$^{11}$ | 3 |
| | | | | | 7 | Miomir Kecmanović | 7 | 6$^9$ | 6 |
| | Maverick Banes | 2 | 2 | | 7 | Miomir Kecmanović | 7 | 6$^9$ | 6 |
| 7 | Miomir Kecmanović | 6 | 6 | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Cristian Garín | 6 | 6 | | | | |
| WC | Christopher O'Connell | 4 | 4 | | | | |
| WC | Christopher O'Connell | 4 | 4 | 3 | Cristian Garín | 2 | 4 |
| | | | | | Thanasi Kokkinakis | 6 | 6 |
| | Thanasi Kokkinakis | 6 | 6 | | Thanasi Kokkinakis | 6 | 6 |
| 6 | Peter Polansky | 3 | 4 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Reilly Opelka | 3 | 7$^7$ | 6$^3$ | | | |
| | Marc Polmans | 6 | 6$^1$ | 7$^7$ | | | |
| | Marc Polmans | 6 | 6$^1$ | 7$^7$ | Marc Polmans | 2 | 2 |
| | | | | | Yasutaka Uchiyama | 6 | 6 |
| | Yasutaka Uchiyama | 7$^7$ | 6 | | Yasutaka Uchiyama | 6 | 6 |
| 8 | Bjorn Fratangelo | 6$^5$ | 4 | | | | |