Doubles
2021 Challenger de Buenos Aires
Champions	Luciano Darderi Juan Bautista Torres
Runners-up	Hernán Casanova Santiago Rodríguez Taverna
Score	7–6(7–5), 7–6(12–10)

Guido Andreozzi and Andrés Molteni were the defending champions^[1] but only Andreozzi chose to defend his title, partnering Thiago Seyboth Wild. Andreozzi withdrew from the tournament before his quarterfinal match.

Luciano Darderi and Juan Bautista Torres won the title after defeating Hernán Casanova and Santiago Rodríguez Taverna 7–6^(7–5), 7–6^(12–10) 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	R Matos F Meligeni Alves	6	7
		F Cerúndolo M Cuevas	2	5				1	R Matos F Meligeni Alves	63	6	[6]
		L Darderi JB Torres	79	6					L Darderi JB Torres	77	2	[10]
		TM Etcheverry R Olivo	67	2												L Darderi JB Torres	77	6
	4	M Schnur R Stalder	6	2	[6]										WC	L Aboian V Aboian	63	4
	WC	Leonardo Aboian V Aboian	3	6	[10]			WC	L Aboian V Aboian	w/o
	WC	Juan Manuel La Serna Lautaro Midón	4	1					G Andreozzi T Seyboth Wild
		G Andreozzi T Seyboth Wild	6	6																			L Darderi JB Torres	77	712
		H Casanova S Rodríguez Taverna	6	77																			H Casanova S Rodríguez Taverna	65	610
		A Collarini Mariano Kestelboim	2	63					H Casanova S Rodríguez Taverna	6	64	[10]
		P Cachin C Gómez-Herrera						3	G Durán TA Tirante	1	77	[8]
	3	G Durán TA Tirante	w/o													H Casanova S Rodríguez Taverna	6	6
		N Hardt N Sánchez Izquierdo	w/o													N Kicker C Ugo Carabelli	3	2
	WC	F Comesaña M Navone							N Hardt N Sánchez Izquierdo	6	4	[6]
		N Kicker C Ugo Carabelli	7	6					N Kicker C Ugo Carabelli	2	6	[10]
	2	F Romboli F Zeballos	5	0

References

External links

• Main draw