Singles
2023 Challenger de Buenos Aires
Champion	Mariano Navone
Runner-up	Federico Coria
Score	2–6, 6–3, 6–4

Juan Manuel Cerúndolo was the defending champion^[1] but lost in the quarterfinals to Luciano Darderi.

Mariano Navone won the title after defeating Federico Coria 2–6, 6–3, 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Federico Coria	6	6
	3	Facundo Díaz Acosta	4	4
								1	Federico Coria	6	3	4
									Mariano Navone	2	6	6
		Mariano Navone	2	6	7
		Luciano Darderi	6	4	5

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	F Coria	77	2	6
	WC	JP Ficovich	64	6	3			1	F Coria	6	6
		F Bagnis	77	5	62			Q	JL Reis da Silva	1	3
	Q	JL Reis da Silva	65	7	77										1	F Coria	5	77	6
		GA Olivieri	7	4	65										8	J Choinski	7	63	3
		H Dellien	5	6	77				H Dellien	4	0r
		T Monteiro	3	6	3			8	J Choinski	6	0
	8	J Choinski	6	1	6																	1	F Coria	6	6
	3	F Díaz Acosta	6	6																		3	F Díaz Acosta	4	4
	WC	F Delbonis	3	4				3	F Díaz Acosta	6	6
	WC	RA Burruchaga	0	4				Q	R Olivo	3	4
	Q	R Olivo	6	6											3	F Díaz Acosta	77	4	77
		L Neumayer	77	4	2										7	F Comesaña	65	6	63
		J Kovalík	65	6	6				J Kovalík	77	3	4
	Q	M Trungelliti	4	3				7	F Comesaña	63	6	6
	7	F Comesaña	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	A Tabilo	4	6	5
		F Agamenone	6	3	7				F Agamenone	77	6
	Q	G Villanueva	2	6	6			Q	G Villanueva	62	2
	Q	JB Torres	6	2	3											F Agamenone	3	2
	Q	M Dellien	2	2												M Navone	6	6
		M Navone	6	6					M Navone	3	6	77
	LL	G Elias	4	6	7			LL	G Elias	6	4	63
	4	T Barrios Vera	6	2	5																		M Navone	2	6	7
	5	V Kopřiva	7	77																			L Darderi	6	4	5
		D Svrčina	5	63				5	V Kopřiva	3	6	4
		F Meligeni Alves	6	2	4				L Darderi	6	4	6
		L Darderi	4	6	6											L Darderi	6	7
	SE	A Pellegrino	7	6											2	JM Cerúndolo	3	5
	Alt	G Andreozzi	5	2				SE	A Pellegrino	2	6	4
		A Collarini	3	3				2	JM Cerúndolo	6	4	6
	2	JM Cerúndolo	6	6

References

External links

• Main draw
• Qualifying draw