2018 Rio Open – Singles

Dominic Thiem was the defending champion, but lost in the quarterfinals to Fernando Verdasco.

Singles
2018 Rio Open
Champion	Diego Schwartzman
Runner-up	Fernando Verdasco
Final score	6–2, 6–3
Draw	32 (4Q / 3WC)
Seeds	8

Main article: 2018 Rio Open

Diego Schwartzman won the title, defeating Verdasco in the final, 6–2, 6–3.

Seeds

1. Marin Čilić (Second round)
2. Dominic Thiem (Quarterfinals)
3. Pablo Carreño Busta (Second round)
4. Albert Ramos Viñolas (Second round)
5. Fabio Fognini (Semifinals)
6. Diego Schwartzman (Champion)
7. Pablo Cuevas (Quarterfinals)
8. Fernando Verdasco (Final)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
	6	Diego Schwartzman	7	6
		Nicolás Jarry	5	2
								6	Diego Schwartzman	6	6
								8	Fernando Verdasco	2	3
	5	Fabio Fognini	1	5
	8	Fernando Verdasco	6	7

Top half

	First Round							Second Round							Quarterfinals							Semifinals
	1	M Čilić	6	6
	Q	C Berlocq	3	2				1	M Čilić	3	6^8
		G Monfils	7	3	7				G Monfils	6	7^10
		H Zeballos	5	6	5											G Monfils	3	4
		J Veselý	2	2^r											6	D Schwartzman	6	6
		F Delbonis	6	3					F Delbonis	2	3
	WC	C Ruud	1^r					6	D Schwartzman	6	6
	6	D Schwartzman	4																			6	D Schwartzman	7	6
	4	A Ramos Viñolas	6	3	6																		N Jarry	5	2
		R Dutra Silva	3	6	4			4	A Ramos Viñolas	5	3
		G García López	3	6^3					N Jarry	7	6
		N Jarry	6	7^7												N Jarry	7	6
	LL	G Elias	6	5	7										7	P Cuevas	5	3
		G Pella	4	7	5			LL	G Elias	5	1
	WC	T Monteiro	7^7	6^10	3			7	P Cuevas	7	6
	7	P Cuevas	6^5	7^12	6

Bottom half

	First Round							Second Round							Quarterfinals							Semifinals
	5	F Fognini	6^5	7	6
	WC	T Bellucci	7^7	5	2			5	F Fognini	4	6	7^8
	Q	R Carballés Baena	6	1	3^r				T Sandgren	6	4	6^6
		T Sandgren	4	6	4										5	F Fognini	6^3	6	6
		A Bedene	7	6												A Bedene	7^7	3	1
	PR	A Haider-Maurer	5	0					A Bedene	6	5	6
	Q	M Cecchinato	4	1				3	P Carreño Busta	2	7	2
	3	P Carreño Busta	6	6																		5	F Fognini	1	5
	8	F Verdasco	6	3	6																	8	F Verdasco	6	7
		L Mayer	2	6	3			8	F Verdasco	6^3	6	6
		V Estrella Burgos	3	3					N Kicker	7^7	2	0
		N Kicker	6	6											8	F Verdasco	6	6
	PR	P Andújar	7	6											2	D Thiem	4	0
		G Melzer	5	2				PR	P Andújar	2^r
		D Lajović	2	5				2	D Thiem	4
	2	D Thiem	6	7

Qualifying

Seeds

1. Roberto Carballés Baena (Qualified)
2. Marco Cecchinato (Qualified)
3. Gastão Elias (Qualifying competition, Lucky loser)
4. Carlos Berlocq (Qualified)
5. Pedro Sousa (First round)
6. Corentin Moutet (Qualified)
7. Sebastian Ofner (First round)
8. Alessandro Giannessi (Qualifying competition)

Qualifiers

1. Roberto Carballés Baena
2. Marco Cecchinato
3. Corentin Moutet (Withdrew due to a right knee injury)
4. Carlos Berlocq

Lucky Losers

1. Gastão Elias

Qualifying draw

First qualifier

	First Round							Qualifying Competition
	1	Roberto Carballés Baena	4	6	3
		Carlos Taberner	6	1	0^r
								1	Roberto Carballés Baena	6	6
								8	Alessandro Giannessi	3	2
		Guilherme Clezar	7^7	4	3
	8	Alessandro Giannessi	6^3	6	6

Second qualifier

	First Round							Qualifying Competition
	2	Marco Cecchinato	6	6
		João Domingues	3	2
								2	Marco Cecchinato	7^11	6
									Renzo Olivo	6^9	2
		Renzo Olivo	6	6
	5	Pedro Sousa	4	3

Third qualifier

	First Round							Qualifying Competition
	3	Gastão Elias	6	6
	WC	José Pereira	4	2
								3	Gastão Elias	2	7^8	4
								6	Corentin Moutet	6	6^6	6
	WC	Thiago Seyboth Wild	2	0
	6	Corentin Moutet	6	6

Fourth qualifier

	First Round							Qualifying Competition
	4	Carlos Berlocq	6	7
	WC	João Souza	1	5
								4	Carlos Berlocq	6	7^7
									Tommy Robredo	4	6^3
		Tommy Robredo	5	6	6
	7	Sebastian Ofner	7	2	1

References

• Main draw
• Qualifying draw