2018 Sydney International – Men's doubles
| Men's doubles | |
|---|---|
| 2018 Sydney International | |
| Champions | Łukasz Kubot Marcelo Melo |
| Runners-up | Jan-Lennard Struff Viktor Troicki |
| Score | 6–3, 6–4 |
Wesley Koolhof and Matwé Middelkoop were the defending champions, but chose to compete with different partners in Auckland instead.
Łukasz Kubot and Marcelo Melo won the title, defeating Jan-Lennard Struff and Viktor Troicki in the final, 6–3, 6–4.