Singles
2015 Torneo Internacional Challenger León
Champion	Austin Krajicek
Runner-up	Adrián Menéndez Maceiras
Score	6–7(3–7), 7–6(7–5), 6–4

Rajeev Ram was the defending champion, but lost in the second round to Daniel Nguyen.

Austin Krajicek won the title, defeating Adrián Menéndez Maceiras 6–7^(3–7), 7–6^(7–5), 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Adrián Menéndez Maceiras	77	5	6
	5	Horacio Zeballos	63	7	4
								1	Adrián Menéndez Maceiras	77	65	4
								4	Austin Krajicek	63	77	6
	4	Austin Krajicek	6	77
	2	Alejandro Falla	1	63

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Menéndez Maceiras	6	4	6
		JI Londero	1	6	3			1	A Menéndez Maceiras	6	6
	WC	L Gómez	77	7				WC	L Gómez	3	3
		B Klein	64	5											1	A Menéndez Maceiras	6	77
		J Jung	2	65											7	G Melzer	2	65
		N Langer	6	77					N Langer	4	77	2
		D Propoggia	4	67				7	G Melzer	6	63	6
	7	G Melzer	6	79																		1	A Menéndez Maceiras	77	5	6
	3	R Ram	6	6																		5	H Zeballos	63	7	4
		A van der Duim	1	3				3	R Ram	4	6	3
		D Nguyen	6	6					D Nguyen	6	4	6
		Connor Smith	3	2												D Nguyen	2	3
	Q	C Zampieri	4	4											5	H Zeballos	6	6
		E Struvay	6	6					E Struvay	1	2
	WC	T Hank	5	2				5	H Zeballos	6	6
	5	H Zeballos	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	C Buchanan	6	6
	Q	K King	4	2				8	C Buchanan	4	6	4
	WC	Alan Núñez Aguilera	3	2				Q	A El Mihdawy	6	0	6
	Q	A El Mihdawy	6	6											Q	A El Mihdawy	3	4
	SE	Henrique Cunha	5	6	77										4	A Krajicek	6	6
		G Escobar	7	4	65			SE	H Cunha	4	4
		M Arévalo	62	2				4	A Krajicek	6	6
	4	A Krajicek	77	6																		4	A Krajicek	6	77
	6	M Przysiężny	4	3																		2	A Falla	1	63
	Q	N Barrientos	6	6				Q	N Barrientos	2	2
		R Olivo	3	4				Alt	G Lapentti	6	6
	Alt	G Lapentti	6	6											Alt	G Lapentti	2	6	2
		G Pella	6	6											2	A Falla	6	3	6
		A Molteni	4	0					G Pella	3	3
	WC	Kevin Jack Carpenter	4	1				2	A Falla	6	6
	2	A Falla	6	6

References

• Main draw
• Qualifying draw