Doubles
2012 Tetra Pak Tennis Cup
Final
Champions	Marcelo Demoliner João Souza
Runners-up	Marcel Felder Máximo González
Score	6–1, 7–5
Events
Singles Doubles
← 2011 · Tetra Pak Tennis Cup · 2013 →

Marcel Felder and Caio Zampieri were the defending champions but they decided not to participate together.
Felder played alongside Máximo González, while Zampieri partnered up with Henrique Meloni.
Marcelo Demoliner and João Souza won the title, defeating Marcel Felder and Máximo González 6–1, 7–5 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	M Demoliner J Souza	6	5	[10]
		G Clezar A Ghem	3	7	[6]			1	M Demoliner J Souza	64	6	[10]
		A Behar Maximiliano Estévez	4	0					G Elias R Grilli	77	2	[2]
		G Elias Rodrigo Grilli	6	6											1	M Demoliner J Souza	7	67	[10]
	4	R Mello J Silva	6	6											4	R Mello J Silva	5	79	[5]
	WC	Henrique Meloni C Zampieri	2	1				4	R Mello J Silva	6	6
		P Galdón L Kirche	5	1					A Collarini A Velotti	1	3
		A Collarini A Velotti	7	6																		1	M Demoliner J Souza	6	7
		T Alves F de Paula	6	6																		2	M Felder M González	1	5
	WC	Tiago Lopes T Monteiro	3	3					T Alves F de Paula	4	3
		R Hocevar A Miele	4	6	[6]			3	F Bagnis G Pella	6	6
	3	F Bagnis G Pella	6	3	[10]										3	F Bagnis G Pella	3	79	[7]
	WC	N Santos JP Sorgi	4	6	[10]										2	M Felder M González	6	77	[10]
		M Alund DS Schwartzman	6	1	[5]			WC	N Santos JP Sorgi	65	6	[8]
		D Junqueira A Molteni	2	3				2	M Felder M González	77	4	[10]
	2	M Felder M González	6	6

• Main Draw