Men's doubles
2021 Aberto da República
Champions	Mateus Alves Gustavo Heide
Runners-up	Luciano Darderi Genaro Alberto Olivieri
Score	6–3, 6–3

This was the first edition of the tournament.^[1]

Mateus Alves and Gustavo Heide won the title after defeating Luciano Darderi and Genaro Alberto Olivieri 6–3, 6–3 in the final.

Seeds

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	O Luz R Matos	6	6
		P Cachin F Cerúndolo	4	2				1	O Luz R Matos	w/o
	Alt	N Álvarez Varona F Díaz Acosta	6	6				Alt	N Álvarez Varona F Díaz Acosta
		Gilbert Klier Júnior M Pucinelli de Almeida	4	4											1	O Luz R Matos	3	6	[5]
	3	J Cerretani L Margaroli	6	63	[3]										WC	M Alves G Heide	6	3	[10]
	WC	M Alves G Heide	4	77	[10]			WC	M Alves G Heide	6	77
		F Meligeni Alves T Seyboth Wild	77	65	[6]			PR	JP Ficovich M Zukas	2	65
	PR	JP Ficovich Matías Zukas	64	77	[10]																	WC	M Alves G Heide	6	6
		L Darderi GA Olivieri	7	63	[10]																		L Darderi GA Olivieri	3	3
		A Gómez A Merino	5	77	[7]				L Darderi GA Olivieri	6	6
		L Castelnuovo J Nikles	7	7					L Castelnuovo J Nikles	3	2
	4	M Vervoort F Zeballos	5	5												L Darderi GA Olivieri	6	3	[10]
	Alt	T Lipovšek Puches JI Londero	3	6	[11]											H Casanova S Rodríguez Taverna	3	6	[7]
	WC	Wilson Leite J Pereira	6	3	[9]			Alt	T Lipovšek Puches JI Londero	4	3
		H Casanova S Rodríguez Taverna	65	6	[14]				H Casanova S Rodríguez Taverna	6	6
	2	LD Martínez F Romboli	77	4	[12]

References

External links

• Main draw