Singles
2017 Lima Challenger
Champion	Gerald Melzer
Runner-up	Jozef Kovalík
Score	7–5, 7–6(7–4)

Christian Garín was the defending champion but lost in the second round to Gastão Elias.

Gerald Melzer won the title after defeating Jozef Kovalík 7–5, 7–6^(7–4) in the final.

Seeds

Draw

Finals

	Semifinals							Final
		Jozef Kovalík	6	6
	5	Marco Cecchinato	2	1
									Jozef Kovalík	5	64
									Gerald Melzer	7	77
	3	Nicolás Kicker	2	3
		Gerald Melzer	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	F Delbonis	2	1
		A Martin	6	6					A Martin	6	6
		M González	5	2				PR	D Muñoz de la Nava	4	2
	PR	D Muñoz de la Nava	7	6												A Martin	7	5	1r
		Í Cervantes	4	77	4											J Kovalík	5	7	5
		J Kovalík	6	64	6				J Kovalík	6	6
		R Ojeda Lara	6	2	6				R Ojeda Lara	3	0
	6	C Berlocq	4	6	2																		J Kovalík	6	6
	4	R Carballés Baena	6	6																		5	M Cecchinato	2	1
		R Olivo	2	1				4	R Carballés Baena	66	3
		M Arévalo	62	7	4			Q	D Kuzmanov	78	6
	Q	D Kuzmanov	77	5	6										Q	D Kuzmanov	63	3
	WC	E Gómez	1	3											5	M Cecchinato	77	6
	WC	N Álvarez	6	6				WC	N Álvarez	3	2
	WC	JP Varillas	4	4				5	M Cecchinato	6	6
	5	M Cecchinato	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	G Elias	6	6
		G Oliveira	1	3				7	G Elias	4	6	6
		C Garín	64	6	6				C Garín	6	3	2
	Q	R Quiroz	77	4	4										7	G Elias	5	1
	Q	B Rola	77	6											3	N Kicker	7	6
		G Clezar	64	0				Q	B Rola	4	7	2
		J Domingues	0	1				3	N Kicker	6	5	6
	3	N Kicker	6	6																		3	N Kicker	2	3
	8	C Ruud	5	3																			G Melzer	6	6
	Q	J Hernández-Fernández	7	6				Q	J Hernández-Fernández	4	0
		C Taberner	4	4					G Melzer	6	6
		G Melzer	6	6												G Melzer	6	6
		J Munar	6	6												F Bagnis	3	4
	WC	M Echazú	1	4					J Munar	1	711	4
		F Bagnis	6	4	7				F Bagnis	6	69	6
	2	V Estrella Burgos	2	6	5

References

• Main Draw
• Qualifying Draw