2018 Challenger de Buenos Aires – Doubles

Doubles
Doubles
2018 Challenger de Buenos Aires
Champions	Guido Andreozzi; Guillermo Durán;
Runners-up	Marcelo Demoliner; Andrés Molteni;
Score	6–4, 4–6, [10–3]

Ariel Behar and Fabiano de Paula were the defending champions but chose not to defend their title.

Guido Andreozzi and Guillermo Durán won the title after defeating Marcelo Demoliner and Andrés Molteni 6–4, 4–6, [10–3] in the final.

Seeds

First round					Quarterfinals				Semifinals				Final

1	M Demoliner A Molteni	6	4	[10]
WC	R Olivo Matías Zukas	3	6	[6]	1	M Demoliner A Molteni	6	6
PR	U Blanch F Mena	5	6	[7]		D Dima G Escobar	1	4
	D Dima G Escobar	7	3	[10]					1	M Demoliner A Molteni	6	6
4	S Galdós F Zeballos	6	6						4	S Galdós F Zeballos	2	2
WC	GA Olivieri C Ugo Carabelli	4	1		4	S Galdós F Zeballos	w/o
	A De Greef D Kuzmanov	3	1			M Cuevas H Dellien
	M Cuevas H Dellien	6	6										1	M Demoliner A Molteni	4	6	[3]
	H Casanova Juan Ignacio Galarza	6	3	[10]									2	G Andreozzi G Durán	6	4	[10]
	G Clezar J Domingues	4	6	[7]		H Casanova JI Galarza	4	5
	A Collarini F Coria	3	6⁸		3	T Lipovšek Puches F Romboli	6	7
3	T Lipovšek Puches F Romboli	6	7¹⁰						3	T Lipovšek Puches F Romboli	2	4
Alt	O Luz F Meligeni Alves	6	3	[10]					2	G Andreozzi G Durán	6	6
WC	F Cerúndolo M Peña López	2	6	[8]	Alt	O Luz F Meligeni Alves	5	6³
	F Agamenone F Argüello	6⁴	4		2	G Andreozzi G Durán	7	7⁷
2	G Andreozzi G Durán	7⁷	6