2018 Brisbane International – Men's singles
| Men's singles | |
|---|---|
| 2018 Brisbane International | |
| Champion | Nick Kyrgios |
| Runner-up | Ryan Harrison |
| Score | 6–4, 6–2 |
| Draw | 28 (4 Q / 3 WC ) |
| Seeds | 8 |
Grigor Dimitrov was the defending champion, but lost in the semifinals to Nick Kyrgios.
Kyrgios went on to win the title, defeating Ryan Harrison in the final, 6–4, 6–2.