Singles
2023 Rio Open
Final
Champion	Cameron Norrie
Runner-up	Carlos Alcaraz
Score	5–7, 6–4, 7–5
Details
Draw	32 (4 Q / 3 WC )
Seeds	8
Events
Singles Doubles
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Cameron Norrie defeated the defending champion Carlos Alcaraz in the final, 5–7, 6–4, 7–5 to win the singles tennis title at the 2023 Rio Open.^[1] It was their second final meeting in as many weeks, with Alcaraz winning the title in Buenos Aires the week prior.

This tournament marked the retirement of former top 25 player Thomaz Bellucci. He lost in the first round to Sebastián Báez.

	Semifinals							Final
	1	Carlos Alcaraz	62	7	6
	Q	Nicolás Jarry	77	5	0
								1	Carlos Alcaraz	7	4	5
								2	Cameron Norrie	5	6	7
		Bernabé Zapata Miralles	2	6	63
	2	Cameron Norrie	6	3	77

	First round							Second round							Quarterfinals							Semifinals
	1	C Alcaraz	6	6
	WC	M Alves	4	4				1	C Alcaraz	65	6	6
		F Fognini	6	6					F Fognini	77	2	4
	Q	T Barrios Vera	2	3											1	C Alcaraz	6	77
		L Đere	6	3												D Lajović	4	60
	Q	F Bagnis	2	2r					L Đere	2	4
		D Lajović	6	6					D Lajović	6	6
	5	D Schwartzman	1	4																		1	C Alcaraz	62	7	6
	3	L Musetti	4	1																		Q	N Jarry	77	5	0
	Q	N Jarry	6	6				Q	N Jarry	6	6
		P Martínez	77	6					P Martínez	2	2
		C Garín	60	4											Q	N Jarry	6	77
	Q	H Gaston	5	4											6	S Báez	3	63
	SE	JP Varillas	7	6				SE	JP Varillas	5	66
	WC	T Bellucci	3	2				6	S Báez	7	78
	6	S Báez	6	6

	First round							Second round							Quarterfinals							Semifinals
	7	A Ramos Viñolas	5	6	6
		TM Etcheverry	7	4	4			7	A Ramos Viñolas	6	6
		P Cachin	64	4					DE Galán	2	4
		DE Galán	77	6											7	A Ramos Viñolas	4	6	4
		J Munar	3	5												B Zapata Miralles	6	2	6
		B Zapata Miralles	6	7					B Zapata Miralles	6	4	6
		R Carballés Baena	6	3	3			4	F Cerúndolo	1	6	1
	4	F Cerúndolo	4	6	6																		B Zapata Miralles	2	6	63
	9	A Molčan	6	6																		2	C Norrie	6	3	77
	WC	J Fonseca	0	3				9	A Molčan	6	2	2
		J Sousa	0	2				PR	H Dellien	1	6	6
	PR	H Dellien	6	6											PR	H Dellien	6	1	4
	PR	D Thiem	1	6	62										2	C Norrie	4	6	6
		T Monteiro	6	3	77				T Monteiro	5	5
	LL	JM Cerúndolo	5	1				2	C Norrie	7	7
	2	C Norrie	7	6

	First round							Qualifying competition
	1	Facundo Bagnis	4	6	6
	WC	João Lucas Reis da Silva	6	3	2
								1	Facundo Bagnis	78	6
								8	Yannick Hanfmann	66	3
		Federico Delbonis	68	2
	8	Yannick Hanfmann	710	6

	First round							Qualifying competition
	2	Marco Cecchinato	4	2
	Alt	Alejandro Tabilo	6	6
								Alt	Alejandro Tabilo	4	4
								PR	Tomás Barrios Vera	6	6
	PR	Tomás Barrios Vera	6	6
	7	Jozef Kovalík	4	4

	First round							Qualifying competition
	3	Hugo Gaston	7	77
		Felipe Meligeni Alves	5	64
								3	Hugo Gaston	6	77
								WC	Eduardo Ribeiro	2	64
	WC	Eduardo Ribeiro	6	2	6
	5	Timofey Skatov	2	6	4

	First round							Qualifying competition
	4	Juan Manuel Cerúndolo	6	6
	WC	Matheus Pucinelli de Almeida	2	3
								4	Juan Manuel Cerúndolo	2	3
									Nicolás Jarry	6	6
		Nicolás Jarry	6	6
	6	Camilo Ugo Carabelli	1	2

• Main draw
• Qualifying draw