Doubles
2021 Chile Open
Final
Champions	Simone Bolelli Máximo González
Runners-up	Federico Delbonis Jaume Munar
Score	7–6(7–4), 6–4
Events
Singles Doubles
← 2020 · Chile Open · 2022 →

Roberto Carballés Baena and Alejandro Davidovich Fokina were the defending champions, but Davidovich Fokina chose to participate in Marseille instead. Carballés Baena partnered Federico Coria but lost in the first round to Raven Klaasen and Ben McLachlan.

Simone Bolelli and Máximo González won the title, defeating Federico Delbonis and Jaume Munar in the final, 7–6^(7–4), 6–4.

	First round							Quarterfinals							Semifinals							Final
	1	R Klaasen B McLachlan	6	6
		R Carballés Baena F Coria	3	2				1	R Klaasen B McLachlan	2	7	[10]
		G Durán A Molteni	6	3	[8]			WC	N Jarry L Mayer	6	5	[8]
	WC	N Jarry L Mayer	3	6	[10]										1	R Klaasen B McLachlan	4	4
	4	S Bolelli M González	79	6											4	S Bolelli M González	6	6
		T Brkić N Ćaćić	67	3				4	S Bolelli M González	6	77
		R Arneodo B Paire	6	6					R Arneodo B Paire	2	63
		N Monroe A Sitak	4	3																		4	S Bolelli M González	77	6
		F Delbonis J Munar	6	6																			F Delbonis J Munar	64	4
		J Sousa P Sousa	3	4					F Delbonis J Munar	77	77
		A Behar G Escobar	3	4				3	M Demoliner S González	64	64
	3	M Demoliner S González	6	6												F Delbonis J Munar	7	6
		O Marach LD Martínez	64	1												A Göransson G Oliveira	5	4
		A Göransson G Oliveira	77	6					A Göransson G Oliveira	6	4	[10]
	WC	MT Barrios Vera A Tabilo	6	6				WC	MT Barrios Vera A Tabilo	4	6	[7]
	2	A Krajicek F Škugor	3	4

• Main draw