Singles
2017 Santiago Challenger
Champion	Nicolás Jarry
Runner-up	Marcelo Arévalo
Score	6–1, 7–5

Máximo González was the defending champion but lost in the first round to Facundo Bagnis.

Nicolás Jarry won the title after defeating Marcelo Arévalo 6–1, 7–5 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Rogério Dutra Silva	3	2
	8	Marcelo Arévalo	6	6
								8	Marcelo Arévalo	1	5
								2	Nicolás Jarry	6	7
	5	Thiago Monteiro	2	2
	2	Nicolás Jarry	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Dutra Silva	6	6
		JP Ficovich	3	4				1	R Dutra Silva	6	2	6
	Q	P Sakamoto	1	2					JI Londero	3	6	2
		JI Londero	6	6											1	R Dutra Silva	6	6
	Q	Patricio Heras	77	6											Q	P Heras	4	4
	WC	JC Sáez	63	4				Q	P Heras	6	5	6
		M González	65	0				6	F Bagnis	4	7	3
	6	F Bagnis	77	6																		1	R Dutra Silva	3	2
	4	G Elias	77	6																		8	M Arévalo	6	6
		J Munar	65	0				4	G Elias	67	6	7
		A Collarini	3	1					P Cachin	79	4	5
		P Cachin	6	6											4	G Elias	64	6	4
		B Rola	4	65											8	M Arévalo	77	3	6
		G Oliveira	6	77					G Oliveira	4	6	5
		F Argüello	2	1				8	M Arévalo	6	4	7
	8	M Arévalo	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	T Monteiro	5	6	6
		J Martí	7	4	3			5	T Monteiro	5	77	6
	Q	R Carballés Baena	6	7				Q	R Carballés Baena	7	62	2
		J Souza	4	5											5	T Monteiro	6	0	6
	WC	J Hernández-Fernández	6	6											3	C Berlocq	3	6	4
	WC	Javier Naser	1	1				WC	J Hernández-Fernández	1	4
	Q	D Kuzmanov	3	0				3	C Berlocq	6	6
	3	C Berlocq	6	6																		5	T Monteiro	2	2
	7	A Balázs	4	2																		2	N Jarry	6	6
		JP Sorgi	6	6					JP Sorgi	3	6	3
		DE Galán	0	6	2				DE Galán	6	4	6
		M Linzer	6	2	0r											DE Galán	4	2
		G Clezar	4	6	3										2	N Jarry	6	6
	WC	G Lama	6	2	6			WC	G Lama	65	2
		F Coria	4	4				2	N Jarry	77	6
	2	N Jarry	6	6

References

• Main Draw
• Qualifying Draw