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.

Seeds

Draw

Draw

	First round							Quarterfinals							Semifinals							Final
	1	Ł Kubot M Melo	78	6
		F Mergea N Zimonjić	66	3				1	Ł Kubot M Melo	w/o
		N Mektić A Peya	6	65	[7]				D Džumhur R Jebavý
		D Džumhur R Jebavý	4	77	[10]										1	Ł Kubot M Melo	6	5	[10]
	4	R Bopanna É Roger-Vasselin	6	6											4	R Bopanna É Roger-Vasselin	4	7	[8]
		I Dodig F Verdasco	4	4				4	R Bopanna É Roger-Vasselin	77	77
	WC	C O'Connell M Reid	610	65					F Martin N Monroe	65	65
		F Martin N Monroe	712	77																		1	Ł Kubot M Melo	6	6
		F Fognini R Ram	3	7	[7]																		J-L Struff V Troicki	3	4
		J-L Struff V Troicki	6	5	[10]				J-L Struff V Troicki	6	710
	WC	A Bolt J Thompson	6	6				WC	A Bolt J Thompson	4	68
	3	F López M López	1	3												J-L Struff V Troicki	77	6
		JS Cabal R Farah	6	77											2	J-J Rojer H Tecǎu	65	1
		L Mayer D Schwartzman	3	62					JS Cabal R Farah	3	64
		P Lorenzi M Zverev	63	4				2	J-J Rojer H Tecǎu	6	77
	2	J-J Rojer H Tecǎu	77	6

Notes

References

• Main Draw