2018 Rio Open – Doubles

Pablo Carreño Busta and Pablo Cuevas were the defending champions, but withdrew before the tournament began.

Doubles
2018 Rio Open
Champions	David Marrero Fernando Verdasco
Runners-up	Nikola Mektić Alexander Peya
Score	5–7, 7–5, [10–8]
Draw	16
Seeds	4

Main article: 2018 Rio Open

David Marrero and Fernando Verdasco won the title, defeating Nikola Mektić and Alexander Peya in the final, 5–7, 7–5, [10–8]. Marrero and Verdasco were the first lucky loser team to win an ATP World Tour doubles title since 2014.^[1]

Seeds

1. Łukasz Kubot / Marcelo Melo (quarterfinals)
2. Jamie Murray / Bruno Soares (semifinals)
3. Juan Sebastián Cabal / Robert Farah (first round)
4. Santiago González / Julio Peralta (quarterfinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Draw

	First round							Quarterfinals							Semifinals							Final
	1	Ł Kubot M Melo	6	4	[10]
	Q	N Jarry J Veselý	4	6	[4]			1	Ł Kubot M Melo	64	2
		A Molteni H Zeballos	6	6					A Molteni H Zeballos	77	6
	WC	T Bellucci A Sá	1	3												A Molteni H Zeballos	4	6	[7]
	3	JS Cabal R Farah	65	5												N Mektić A Peya	6	3	[10]
		N Mektić A Peya	77	7					N Mektić A Peya	7	6
		G Pella D Schwartzman	6	2	[10]				G Pella D Schwartzman	5	3
		H Podlipnik-Castillo A Vasilevski	3	6	[3]																		N Mektić A Peya	7	5	[8]
		M Demoliner G Monfils	6	1	[5]																	LL	D Marrero F Verdasco	5	7	[10]
	LL	D Marrero F Verdasco	1	6	[10]			LL	D Marrero F Verdasco	7	3	[10]
		F Fognini M López	3	2				4	S González J Peralta	5	6	[2]
	4	S González J Peralta	6	6											LL	D Marrero F Verdasco	6	6
		R Jebavý L Mayer	6	65	[10]										2	J Murray B Soares	4	4
		G García López A Ramos Viñolas	2	77	[7]				R Jebavý L Mayer	3	4
	WC	F de Paula T Monteiro	3	1				2	J Murray B Soares	6	6
	2	J Murray B Soares	6	6

Qualifying

Seeds

1. David Marrero / Fernando Verdasco (qualifying competition, lucky losers)
2. Nicolás Jarry / Jiří Veselý (qualified)

Qualifiers

1. Nicolás Jarry / Jiří Veselý

Lucky losers

1. David Marrero / Fernando Verdasco

Qualifying draw

	First round							Qualifying competition
	1	David Marrero Fernando Verdasco	6	63	[10]
		Gerald Melzer Tennys Sandgren	4	77	[4]
								1	David Marrero Fernando Verdasco	6	3	[5]
								2	Nicolás Jarry Jiří Veselý	2	6	[10]
	WC	Mateus Alves Fabrício Neis
	2	Nicolás Jarry Jiří Veselý	w/o