Singles
2023 Challenger de Tigre
Final
Champion	Juan Manuel Cerúndolo
Runner-up	Murkel Dellien
Score	4–6, 6–4, 6–2
Events
Singles Doubles
← 2022 · Challenger de Tigre · 2023 →

Camilo Ugo Carabelli was the defending champion^[1] but chose not to defend his title.

Juan Manuel Cerúndolo won the title after defeating Murkel Dellien 4–6, 6–4, 6–2 in the final.

	Semifinals							Final
	1	Juan Manuel Cerúndolo	6	7
	5	Alessandro Giannessi	3	5
								1	Juan Manuel Cerúndolo	4	6	6
									Murkel Dellien	6	4	2
		Murkel Dellien	6	6
		Gonzalo Villanueva	4	0

	First round							Second round							Quarterfinals							Semifinals
	1	JM Cerúndolo	6	6
		T Droguet	4	2				1	JM Cerúndolo	3	6	6
	Q	T Seyboth Wild	77	6				Q	T Seyboth Wild	6	1	4
		Timo Stodder	64	2											1	JM Cerúndolo	6	6
		J de Jong	6	6											WC	G Andreozzi	3	1
	Q	JP Paz	1	3					J de Jong	6	4	4
	WC	G Andreozzi	1	6	77			WC	G Andreozzi	2	6	6
	7	F Comesaña	6	2	65																	1	JM Cerúndolo	6	7
	4	H Casanova	7	6																		5	A Giannessi	3	5
		M Echargui	5	1				4	H Casanova	3	3
		Edoardo Lavagno	64	4				WC	L Midón	6	6
	WC	Lautaro Midón	77	6											WC	L Midón	5	1
		Andrey Chepelev	5												5	A Giannessi	7	6
		P Boscardin Dias	2r						A Chepelev	4	4
	WC	Luciano Emanuel Ambrogi	5	0				5	A Giannessi	6	6
	5	A Giannessi	7	6

	First round							Second round							Quarterfinals							Semifinals
	8	JI Londero	6	6
		Mathys Erhard	0	4				8	JI Londero	6	6
		D Dutra da Silva	77	6					D Dutra da Silva	2	4
		E Zhu	64	2											8	JI Londero	1	3
	Q	C Sánchez Jover	6	6												M Dellien	6	6
		Alexander Weis	4	2				Q	C Sánchez Jover	65	2
		M Dellien	6	1	710				M Dellien	77	6
	3	JB Torres	1	6	68																		M Dellien	6	6
	6	O Roca Batalla	2	6	3																		G Villanueva	4	0
		G Villanueva	6	2	6				G Villanueva	6	6
		R Bertola	6	2	6				R Bertola	2	3
	Q	MF Descotte	3	6	4											G Villanueva	7	65	6
		T Atmane	6	3	67										Q	V Aboian	5	77	4
	Q	Alex Barrena	1	6	79			Q	A Barrena	61	6	2
	Q	V Aboian	5	6	77			Q	V Aboian	77	3	6
	2	A Collarini	7	1	63

• Main draw
• Qualifying draw