Doubles
2021 Challenger de Santiago
Champions	Luis David Martínez Gonçalo Oliveira
Runners-up	Rafael Matos Felipe Meligeni Alves
Score	7–5, 6–1

Franco Agamenone and Fernando Romboli were the defending champions^[1] but chose not to defend their title.

Luis David Martínez and Gonçalo Oliveira won the title after defeating Rafael Matos and Felipe Meligeni Alves 7–5, 6–1 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	LD Martínez G Oliveira	6	6
		B Arias F Zeballos	6	6					B Arias F Zeballos	4	3
	WC	Hanamichi Carvajal Benjamín Torres	2	4											1	LD Martínez G Oliveira	6	65	[10]
	4	O Luz R Olivo	0	5												M Cuevas JP Varillas	3	77	[3]
		M Cuevas JP Varillas	6	7					M Cuevas JP Varillas	6	6
		Víctor Núñez G Villanueva	3	2					G Blancaneaux K Coppejans	2	4
		G Blancaneaux K Coppejans	6	6																		1	LD Martínez G Oliveira	7	6
		TM Etcheverry C Ugo Carabelli																				2	R Matos F Meligeni Alves	5	1
		MT Barrios Vera C Gómez-Herrera	w/o						MT Barrios Vera C Gómez-Herrera
								3	S Galdós F Mena	w/o
															3	S Galdós F Mena	4	4
		G Andreozzi A Collarini													2	R Matos F Meligeni Alves	6	6
	WC	Daniel Antonio Núñez Sebastián Santibáñez	w/o					WC	DA Núñez S Santibáñez	5	2
								2	R Matos F Meligeni Alves	7	6

References

External links

• Main draw