2018 Challenger ATP Cachantún Cup – Singles

Rogério Dutra Silva was the defending champion but lost in the quarterfinals to Carlos Gómez-Herrera.

Singles
2018 Challenger ATP Cachantún Cup
Champion	Marco Cecchinato
Runner-up	Carlos Gómez-Herrera
Score	1–6, 6–1, 6–1

Main article: 2018 Challenger ATP Cachantún Cup

Marco Cecchinato won the title after defeating Gómez-Herrera 1–6, 6–1, 6–1 in the final.

Seeds

1. Gastão Elias (second round)
2. Marco Cecchinato (champion)
3. Rogério Dutra Silva (quarterfinals)
4. Pedro Sousa (first round)
5. Andrej Martin (first round)
6. Thiago Monteiro (first round)
7. Carlos Berlocq (withdrew)
8. Thomaz Bellucci (quarterfinals)

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

	Semifinals							Final
		Jozef Kovalík	3	61
	Q	Carlos Gómez-Herrera	6	77
								Q	Carlos Gómez-Herrera	6	1	1
								2	Marco Cecchinato	1	6	6
		Tommy Robredo	6	1	4
	2	Marco Cecchinato	4	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	G Elias	77	6
	WC	MT Barrios Vera	65	4				1	G Elias	64	2
		J Kovalík	6	2	6				J Kovalík	77	6
		A Giannessi	3	6	2											J Kovalík	66	77	6
		E López Pérez	6	3	5										8	T Bellucci	78	64	3
		R Olivo	3	6	7				R Olivo	1	4
	Q	F Argüello	2	3				8	T Bellucci	6	6
	8	T Bellucci	6	6																			J Kovalík	3	61
	3	R Dutra Silva	77	6																		Q	C Gómez-Herrera	6	77
		J Domingues	62	4				3	R Dutra Silva	6	6
	LL	H Casanova	7	3	6			LL	H Casanova	3	4
	WC	A Tabilo	5	6	4										3	R Dutra Silva	6	3	3
		F Bagnis	77	6											Q	C Gómez-Herrera	4	6	6
		C Moutet	61	1					F Bagnis	1	3
	LL	J Souza	3	1				Q	C Gómez-Herrera	6	6
	Q	C Gómez-Herrera	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	T Monteiro	2	3
	Q	GM Moroni	6	6				Q	GM Moroni	6	6
		S Ofner	6	2	6				S Ofner	2	1
	WC	G Lama	4	6	4										Q	GM Moroni	78	3	0
		M Bourgue	4	6	2											T Robredo	66	6	6
	WC	C Garín	6	4	6			WC	C Garín	3	6	1
		T Robredo	6	7					T Robredo	6	4	6
	4	P Sousa	4	5																			T Robredo	6	1	4
	5	A Martin	4	0																		2	M Cecchinato	4	6	6
		G Andreozzi	6	6					G Andreozzi	6	6
	Alt	P Krstin	6	3	6			Alt	P Krstin	3	4
		A De Greef	3	6	0											G Andreozzi	1	2
		C Taberner	6	7											2	M Cecchinato	6	6
	Q	P Cachin	4	5					C Taberner	3	6	4
		S Bolelli	3	5				2	M Cecchinato	6	2	6
	2	M Cecchinato	6	7

References

• Main Draw
• Qualifying Draw