2024 Challenger de Santiago – Singles

Hugo Dellien was the defending champion^[1] but lost in the quarterfinals to Facundo Bagnis.

Singles
2024 Challenger de Santiago
Champion	Juan Pablo Varillas
Runner-up	Facundo Bagnis
Score	6–3, 6–2

Main article: 2024 Challenger de Santiago

Juan Pablo Varillas won the title after defeating Bagnis 6–3, 6–2 in the final.^[2]

Seeds

1. Tomás Barrios Vera (first round)
2. Juan Pablo Varillas (champion)
3. Camilo Ugo Carabelli (quarterfinals)
4. Facundo Bagnis (final)
5. Román Andrés Burruchaga (first round)
6. Juan Manuel Cerúndolo (second round)
7. Hugo Dellien (quarterfinals)
8. Genaro Alberto Olivieri (second 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
		Gustavo Heide	4	61
	4	Facundo Bagnis	6	77
								4	Facundo Bagnis	3	2
								2	Juan Pablo Varillas	6	6
		Liam Draxl	3	2
	2	Juan Pablo Varillas	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	T Barrios Vera	3	4
		G Heide	6	6					G Heide	7	6
		Edoardo Lavagno	3	1					A Collarini	5	1
		A Collarini	6	6												G Heide	6	77
	Q	V Aboian	6	6												G Mager	2	65
	Alt	M Pucinelli de Almeida	4	4				Q	V Aboian	7	1	2
		G Mager	3	6	6				G Mager	5	6	6
	5	RA Burruchaga	6	3	3																		G Heide	4	61
	4	F Bagnis	6	7																		4	F Bagnis	6	77
	Q	Gerard Campana Lee	1	5				4	F Bagnis	6	6
	Q	GA Boitan	6	6				Q	GA Boitan	4	2
	Q	M Kestelboim	4	4											4	F Bagnis	6	710
	WC	J Fonseca	62	6	4										7	H Dellien	3	68
	Q	FA Gómez	77	2	6			Q	FA Gómez	6	1	0
		G Bueno	4	64				7	H Dellien	3	6	6
	7	H Dellien	6	77

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	GA Olivieri	2	7	6
		G Oliveira	6	5	2			8	GA Olivieri	1	6	1
		L Draxl	67	6	77				L Draxl	6	4	6
		P Sekulic	79	4	62											L Draxl	6	5	7
		Alexander Weis	6	4	2										3	C Ugo Carabelli	4	7	5
	WC	I Buse	4	6	6			WC	I Buse	69	4
	WC	M Soto	6	4	3			3	C Ugo Carabelli	711	6
	3	C Ugo Carabelli	4	6	6																		L Draxl	3	2
	6	JM Cerúndolo	6	6																		2	JP Varillas	6	6
		JL Reis da Silva	1	0				6	JM Cerúndolo	1	5
		F Passaro	6	6					F Passaro	6	7
		M Dellien	0	4												F Passaro	5	6	66
	Q	O Luz	6	2											2	JP Varillas	7	4	78
		R Olivo	3	1d				Q	O Luz	3	6	63
	PR	P Jubb	6	3	66			2	JP Varillas	6	2	77
	2	JP Varillas	3	6	78