2023 Challenger de Santiago – Singles

Hugo Dellien was the defending champion and successfully defended his title after defeating Thiago Seyboth Wild 3–6, 6–3, 6–3 in the final.

Singles
2023 Challenger de Santiago
Champion	Hugo Dellien
Runner-up	Thiago Seyboth Wild
Score	3–6, 6–3, 6–3

Main article: 2023 Challenger de Santiago

Seeds

1. Nicolás Jarry (withdrew)
2. Marco Cecchinato (first round)
3. Facundo Bagnis (quarterfinals)
4. Hugo Dellien (champion)
5. Juan Manuel Cerúndolo (first round)
6. Camilo Ugo Carabelli (second round)
7. Franco Agamenone (quarterfinals)
8. Facundo Díaz Acosta (semifinals)

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
• SR = Special ranking

Finals

	Semifinals							Final
	8	Facundo Díaz Acosta	62	3
	Q	Thiago Seyboth Wild	77	6
								Q	Thiago Seyboth Wild	6	3	3
								4	Hugo Dellien	3	6	6
	4	Hugo Dellien	6	6
		Genaro Alberto Olivieri	2	2

Top half

	First round							Second round							Quarterfinals							Semifinals
	Q	D Dutra da Silva	6	64	2r
	LL	JL Reis da Silva	4	77	4			LL	JL Reis da Silva	6	3	5
		L Darderi	77	77					L Darderi	4	6	7
	WC	G Lama	65	61												L Darderi	0	5
		F Delbonis	4	6	3										8	F Díaz Acosta	6	7
	Q	H Gaston	6	4	6			Q	H Gaston	5	3
		N Kicker	3	3				8	F Díaz Acosta	7	6
	8	F Díaz Acosta	6	6																		8	F Díaz Acosta	62	3
	3	F Bagnis	6	6																		Q	T Seyboth Wild	77	6
		B Kuzuhara	0	1				3	F Bagnis	6	6
	LL	G Villanueva	0	1					H Casanova	2	3
		H Casanova	6	6											3	F Bagnis	6	1	0
		T Barrios Vera	5	6	1										Q	T Seyboth Wild	3	6	6
		G Bueno	7	2	6				G Bueno	2	65
	Q	T Seyboth Wild	6	6				Q	T Seyboth Wild	6	77
	5	JM Cerúndolo	3	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	F Agamenone	6	65	6
	Q	JB Torres	3	77	3			7	F Agamenone	3	6	6
		M Navone	0	4					RA Burruchaga	6	2	4
		RA Burruchaga	6	6											7	F Agamenone	77	63	65
		A Vavassori	6	6											4	H Dellien	65	77	77
		TA Tirante	4	4					A Vavassori	5	6	62
		A Pellegrino	3	6	2			4	H Dellien	7	4	77
	4	H Dellien	6	4	6																	4	H Dellien	6	6
	6	C Ugo Carabelli	6	6																			GA Olivieri	2	2
	WC	Nicolás Villalón	1	0				6	C Ugo Carabelli	4	7	4
	Q	F Gaio	65	6	6			Q	F Gaio	6	5	6
		R Olivo	77	4	1										Q	F Gaio	3	3
		GA Olivieri	78	6												GA Olivieri	6	6
	Q	Á López San Martín	66	4					GA Olivieri	78	6
		R Bonadio	77	6					R Bonadio	66	2
	2	M Cecchinato	64	2

External links

• Main draw
• Qualifying draw