2019 Challenger ATP Cachantún Cup – Singles

Marco Cecchinato was the defending champion but chose not to defend his title.^[1]

Singles
2019 Challenger ATP Cachantún Cup
Champion	Hugo Dellien
Runner-up	Wu Tung-lin
Score	5–7, 7–6(7–1), 6–1

Main article: 2019 Challenger ATP Cachantún Cup

Hugo Dellien won the title after defeating Wu Tung-lin 5–7, 7–6^(7–1), 6–1 in the final.^[2]

Seeds

All seeds receive a bye into the second round.

1. Pablo Andújar (semifinals)
2. Hugo Dellien (champion)
3. Thiago Monteiro (quarterfinals)
4. Rogério Dutra Silva (third round)
5. Facundo Bagnis (third round)
6. Alessandro Giannessi (quarterfinals)
7. Pedro Martínez (quarterfinals)
8. Daniel Gimeno Traver (third round)
9. Facundo Argüello (third round)
10. Kimmer Coppejans (quarterfinals)
11. Matteo Donati (second round)
12. João Domingues (second round)
13. Gian Marco Moroni (third round)
14. Federico Gaio (third round)
15. Thomaz Bellucci (semifinals)
16. Andrej Martin (third 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
	1/WC	Pablo Andújar	7	7
	7	Pedro Martínez	5	5
								1/WC	Pablo Andújar	2	3
									Wu Tung-lin	6	6
	3	Thiago Monteiro	7	4	5
		Wu Tung-lin	5	6	7
																Wu Tung-lin	7	61	1
															2	Hugo Dellien	5	77	6
	6	Alessandro Giannessi	6	4	4
	15	Thomaz Bellucci	3	6	6
								15	Thomaz Bellucci	4	0
								2	Hugo Dellien	6	6
	10	Kimmer Coppejans	4	2
	2	Hugo Dellien	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1/WC	P Andújar	6	4	6
		P Sakamoto	6	2	3				T Seyboth Wild	4	6	2
		T Seyboth Wild	2	6	6										1/WC	P Andújar	6	6
		A Müller	6	64	1										14	F Gaio	3	3
	Q	G Villanueva	4	77	6			Q	G Villanueva	6	3	3
								14	F Gaio	3	6	6
																						1/WC	P Andújar	7	7
																						7	P Martínez	5	5
								12	J Domingues	3	3
		C Taberner	6	3	6				C Taberner	6	6
		M Cuevas	3	6	1											C Taberner	5	5
		J Härteis	6	0	6										7	P Martínez	7	7
		S Nagal	4	6	3				J Härteis	1	4
								7	P Martínez	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								3	T Monteiro	6	6
		JP Varillas	2	6	6				JP Varillas	4	3
		F Coria	6	4	3										3	T Monteiro	77	2	6
	PR	F Mena	64	2											16	A Martin	63	6	3
	ITF	MF Descotte	77	6				ITF	MF Descotte	1	3
								16	A Martin	6	6
																						3	T Monteiro	7	4	5
																							T-l Wu	5	6	7
								11	M Donati	3	4
		T-l Wu	6	6					T-l Wu	6	6
		A González	2	4												T-l Wu	2	6	6
	WC	Bastián Malla	6	6											5	F Bagnis	6	1	3
		Carlos Boluda-Purkiss	3	1				WC	B Malla	4	3
								5	F Bagnis	6	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								6	A Giannessi	77	5	6
		A Rinderknech	4	6	1				A Collarini	65	7	4
		A Collarini	6	1	6										6	A Giannessi	4	6	6
	ITF	J Souza	6	6											9	F Argüello	6	4	1
		G Granollers	1	3				ITF	J Souza	6	3	4
								9	F Argüello	4	6	6
																						6	A Giannessi	6	4	4
																						15	T Bellucci	3	6	6
								15	T Bellucci	7	6
		R Olivo	78	6					R Olivo	5	4
	WC	Víctor Núñez	66	3											15	T Bellucci	6	6
	WC	A Tabilo	4	4											4	R Dutra Silva	2	2
	ITF	C Ugo Carabelli	6	6				ITF	C Ugo Carabelli	3	6	2
								4	R Dutra Silva	6	3	6

Section 4

	First round							Second round							Third round							Quarterfinals
								8	D Gimeno Traver	6	6
		G Escobar	6	2	6				G Escobar	3	4
		MT Barrios Vera	3	6	3										8	D Gimeno Traver	1	6	1
	WC	G Lama	3	6	6										10	K Coppejans	6	3	6
	Q	F Cerúndolo	6	4	3			WC	G Lama	4	2
								10	K Coppejans	6	6
																						10	K Coppejans	4	2
																						2	H Dellien	6	6
								13	GM Moroni	6	69	6
		Tobias Simon	4	4					E Gómez	3	711	3
		E Gómez	6	6											13	GM Moroni	64	2
	ITF	J Menezes	6	77											2	H Dellien	77	6
		A Avidzba	2	64				ITF	J Menezes	6	4	4
								2	H Dellien	4	6	6