2019 San Luis Open Challenger Tour – Singles

Marcelo Arévalo was the defending champion^[1] but lost in the second round to Marcelo Tomás Barrios Vera.

Singles
2019 San Luis Open Challenger Tour
Champion	Marc-Andrea Hüsler
Runner-up	Adrián Menéndez Maceiras
Score	7–5, 7–6(7–3)

Main article: 2019 San Luis Open Challenger Tour

Marc-Andrea Hüsler won the title after defeating Adrián Menéndez Maceiras 7–5, 7–6^(7–3) in the final.

Seeds

All seeds receive a bye into the second round.

1. Alexander Bublik (third round)
2. Adrián Menéndez Maceiras (final)
3. Dustin Brown (second round)
4. Sebastian Ofner (second round)
5. Mirza Bašić (second round)
6. Roberto Quiroz (third round)
7. Peđa Krstin (second round)
8. Mohamed Safwat (second round)
9. John-Patrick Smith (second round)
10. Blaž Rola (second round)
11. Lucas Miedler (quarterfinals)
12. Marcelo Arévalo (second round)
13. Scott Griekspoor (second round)
14. Roberto Ortega Olmedo (second round)
15. Roberto Cid Subervi (second round)
16. Danilo Petrović (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

	Quarterfinals							Semifinals							Final
	Alt	Pedro Sakamoto	2	6	6
		Marcelo Tomás Barrios Vera	6	1	4
								Alt	Pedro Sakamoto	2	4
									Marc-Andrea Hüsler	6	6
		Marc-Andrea Hüsler	4	7	6
	11	Lucas Miedler	6	5	3
																Marc-Andrea Hüsler	7	77
															2	Adrián Menéndez Maceiras	5	63
	PR	Facundo Mena	77	77
		Ante Pavić	65	64
								PR	Facundo Mena	6	3	5
								2	Adrián Menéndez Maceiras	4	6	7
		Alexandre Müller	0	2
	2	Adrián Menéndez Maceiras	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	A Bublik	6	6
		K King	79	64	6				K King	4	3
		E King	67	77	3										1	A Bublik	3	5
		A Molčan	4	2											Alt	P Sakamoto	6	7
	Alt	P Sakamoto	6	6				Alt	P Sakamoto	6	6
								14	R Ortega Olmedo	4	2
																						Alt	P Sakamoto	2	6	6
																							MT Barrios Vera	6	1	4
								12	M Arévalo	4	4
		MT Barrios Vera	6	6					MT Barrios Vera	6	6
		R Olivo	4	2												MT Barrios Vera	w/o
	Q	G López Villaseñor	5	77	3										ITF	J Souza
	ITF	J Souza	7	64	6			ITF	J Souza	6	6
								8	M Safwat	3	4

Section 2

	First round							Second round							Third round							Quarterfinals
								3	D Brown	6	2	4
		JP Varillas	5	3					G Escobar	4	6	6
		G Escobar	7	6												G Escobar	4	77	4
		M-A Hüsler	6	6												M-A Hüsler	6	65	6
	Q	S Verbeek	1	4					M-A Hüsler	6	6
								16	D Petrović	3	4
																							M-A Hüsler	4	7	6
																						11	L Miedler	6	5	3
								11	L Miedler	7	3	6
	WC	J Tipsarević	6	5	6			WC	J Tipsarević	5	6	3
	WC	L Gómez	4	7	2										11	L Miedler	6	6
	ITF	A Tabilo	77	7											6	R Quiroz	4	4
	ITF	M Guinard	61	5				ITF	A Tabilo	4	63
								6	R Quiroz	6	77

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								5	M Bašić	7	2	1
	PR	C Gómez-Herrera	7	6				PR	C Gómez-Herrera	5	6	6
		M Zekić	5	3											PR	C Gómez-Herrera	2	4
	PR	F Mena	4	6	6										PR	F Mena	6	6
		Y Takahashi	6	3	0			PR	F Mena	6	6
								10	B Rola	2	4
																						PR	F Mena	77	77
																							A Pavić	65	64
								15	R Cid Subervi	3	6	3
		V Durasovic	6	3	5				A Pavić	6	1	6
		A Pavić	4	6	7											A Pavić	6	4	77
		V Estrella Burgos	5	1												E Escobedo	2	6	65
		E Escobedo	7	6					E Escobedo	7	2	6
								4	S Ofner	5	6	4

Section 4

	First round							Second round							Third round							Quarterfinals
								7	P Krstin	1	1
		MF Descotte	79	4	3			ITF	J Menezes	6	6
	ITF	J Menezes	67	6	6										ITF	J Menezes	6	3	4
	WC	N Mejía	65	5												A Müller	3	6	6
		A Müller	77	7					A Müller	6	4	77
								9	J-P Smith	4	6	65
																							A Müller	0	2
																						2	A Menéndez Maceiras	6	6
								13	S Griekspoor	4	4
	ITF	Baptiste Crepatte	3	68				Alt	T Seyboth Wild	6	6
	Alt	T Seyboth Wild	6	710											Alt	T Seyboth Wild	2	4
	WC	M Sánchez	6	7											2	A Menéndez Maceiras	6	6
	WC	E Nava	2	5				WC	M Sánchez	6	1	2
								2	A Menéndez Maceiras	3	6	6