2018 Challenger Ciudad de Guayaquil – Doubles

Doubles
2018 Challenger Ciudad de Guayaquil
Champions	Guillermo Durán Roberto Quiroz
Runners-up	Thiago Monteiro Fabrício Neis
Score	6–3, 6–2

Main article: 2018 Challenger Ciudad de Guayaquil

Marcelo Arévalo and Miguel Ángel Reyes-Varela were the defending champions but chose not to defend their title.

Guillermo Durán and Roberto Quiroz won the title after defeating Thiago Monteiro and Fabrício Neis 6–3, 6–2 in the final.

Seeds

1. Ariel Behar / Andrés Molteni (quarterfinals)
2. Martín Cuevas / Pablo Cuevas (semifinals)
3. Gonzalo Escobar / Fernando Romboli (first round)
4. Guillermo Durán / Roberto Quiroz (champions)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Quarterfinals							Semifinals							Final
	1	A Behar A Molteni	6	6
		A De Greef L Giustino	3	3				1	A Behar A Molteni	2	6	[5]
	WC	José Daniel Bendeck C Rodríguez	62	3					J Domingues G Elias	6	4	[10]
		J Domingues G Elias	77	6												J Domingues G Elias
	4	G Durán R Quiroz	w/o												4	G Durán R Quiroz	w/o
		P Krstin M Zekić						4	G Durán R Quiroz	6	7
	WC	E Gómez D Hidalgo	3	6	[9]				F Agamenone F Argüello	1	5
		F Agamenone F Argüello	6	4	[11]																	4	G Durán R Quiroz	6	6
		T Monteiro F Neis	6	6																			T Monteiro F Neis	3	2
		P Sousa M Vervoort	2	1					T Monteiro F Neis	w/o
		C Berlocq C Ugo Carabelli	3	6	[10]				C Berlocq C Ugo Carabelli
	3	G Escobar F Romboli	6	3	[8]											T Monteiro F Neis	6	6
	WC	I Endara AC March	4	4											2	M Cuevas P Cuevas	3	4
		T Lipovšek Puches F Zeballos	6	6					T Lipovšek Puches F Zeballos	4	7	[5]
		F Bagnis S Galdós	4	3				2	M Cuevas P Cuevas	6	5	[10]
	2	M Cuevas P Cuevas	6	6

References

• Main draw