2020 Rio Open – Singles

Cristian Garín won the title, defeating Gianluca Mager in the final, 7–6^(7–3), 7–5.

Singles
2020 Rio Open
Champion	Cristian Garín
Runner-up	Gianluca Mager
Score	7–6(7–3), 7–5
Draw	32 (4 Q / 3 WC )
Seeds	8

Main article: 2020 Rio Open

Laslo Đere was the defending champion,^[1] but withdrew with an abdominal injury before the tournament began.

This was the first clay court tournament where players were allowed to use the challenge system.^[2]

This tournament was notable for being the ATP debut of future world No.1 Carlos Alcaraz. He received a wildcard into the main draw and reached the second round, after a win over compatriot Albert Ramos Viñolas.

Seeds

1. Dominic Thiem (quarterfinals)
2. Dušan Lajović (second round)
3. Cristian Garín (champion)
4. Guido Pella (first round)
5. Borna Ćorić (semifinals)
6. Laslo Đere (withdrew)
7. Albert Ramos Viñolas (first round)
8. Casper Ruud (first round)
9. Fernando Verdasco (first round)

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

Finals

	Semifinals							Final
	Q	Gianluca Mager	77	4	77
	LL	Attila Balázs	64	6	62
								Q	Gianluca Mager	63	5
								3	Cristian Garín	77	7
	3	Cristian Garín	6	7
	5	Borna Ćorić	4	5

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	D Thiem	6	4	6
	WC	F Meligeni Alves	2	6	1			1	D Thiem	65	6	6
		J Munar	7	6					J Munar	77	3	4
		S Caruso	5	4											1	D Thiem	64	5
	Q	J Domingues	710	6											Q	G Mager	77	7
	LL	F Gaio	68	4				Q	J Domingues	3	65
	Q	G Mager	77	7				Q	G Mager	6	77
	8	C Ruud	64	5																		Q	G Mager	77	4	77
	4	G Pella	7	4	63																	LL	A Balázs	64	6	62
		T Monteiro	5	6	77				T Monteiro	6	1	4
	LL	A Balázs	6	6				LL	A Balázs	1	6	6
		P Cuevas	4	3											LL	A Balázs	2	6	6
	Q	P Martínez	3	6	7										Q	P Martínez	6	4	2
		H Dellien	6	2	5			Q	P Martínez	6	6
		P Andújar	6	6					P Andújar	1	4
	9	F Verdasco	3	3

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	A Ramos Viñolas	62	6	62
	WC	C Alcaraz	77	4	77			WC	C Alcaraz	4	6	4
		C Moutet	6	61	63			Q	F Coria	6	4	6
	Q	F Coria	1	77	77										Q	F Coria	6	3	5
		R Carballés Baena	2	4											3	C Garín	2	6	7
		F Delbonis	6	6					F Delbonis	4	3
		A Martin	6	5	65			3	C Garín	6	6
	3	C Garín	4	7	77																	3	C Garín	6	7
	5	B Ćorić	77	7																		5	B Ćorić	4	5
		JI Londero	65	5				5	B Ćorić	6	1	77
		A Davidovich Fokina	7	63	5			WC	T Seyboth Wild	3	6	65
	WC	T Seyboth Wild	5	77	7										5	B Ćorić	77	6
		L Mayer	1	7	4											L Sonego	65	3
		L Sonego	6	5	6				L Sonego	77	77
		M Cecchinato	4	77	1			2	D Lajović	65	65
	2	D Lajović	6	64	6

Qualifying

Seeds

1. Andrej Martin (moved to main draw)
2. Attila Balázs (qualifying competition, lucky loser)
3. Federico Coria (qualified)
4. Federico Gaio (qualifying competition, lucky loser)
5. Gianluca Mager (qualified)
6. Jozef Kovalík (qualifying competition)
7. Pedro Martínez (qualified)
8. Alessandro Giannessi (first round, retired)

Qualifiers

1. Pedro Martínez
2. Gianluca Mager
3. Federico Coria
4. João Domingues

Lucky losers

1. Attila Balázs
2. Federico Gaio

Qualifying draw

First qualifier

	First round							Qualifying competition
	Alt	Mario Vilella Martínez	64	3
		Filip Horanský	77	6
									Filip Horanský	4	2
								7	Pedro Martínez	6	6
	WC	Mateus Alves	2	3
	7	Pedro Martínez	6	6

Second qualifier

	First round							Qualifying competition
	2	Attila Balázs	6	6
	WC	Orlando Luz	3	3
								2	Attila Balázs	0	2
								5	Gianluca Mager	6	6
		Andrea Collarini	1	2
	5	Gianluca Mager	6	6

Third qualifier

	First round							Qualifying competition
	3	Federico Coria	77	6
		Carlos Taberner	65	1
								3	Federico Coria	6	6
								6	Jozef Kovalík	2	4
	WC	Pedro Boscardin Dias	3	1
	6	Jozef Kovalík	6	6

Fourth qualifier

	First round							Qualifying competition
	4	Federico Gaio	65	6	6
		João Menezes	77	4	3
								4	Federico Gaio	6	65	5
									João Domingues	3	77	7
		João Domingues	7	3
	8	Alessandro Giannessi	5	1r