2021 Biella Challenger Indoor – Doubles

Doubles
Doubles
2021 Biella Challenger Indoor
Champions	Luis David Martínez; David Vega Hernández
Runners-up	Szymon Walków; Jan Zieliński
Score	6–4, 3–6, [10–8]

This was the first of seven editions of the tournament in the 2021 tennis season.^[1]

Luis David Martínez and David Vega Hernández won the title after defeating Szymon Walków and Jan Zieliński 6–4, 3–6, [10–8] in the final.

Seeds

Key

First round					Quarterfinals					Semifinals					Final

1	L Margaroli A Vasilevski	7	6
	T-S Kwiatkowski D Popko	5	3		1	L Margaroli A Vasilevski	2	5
WC	Daniele Augenti Massimo Giunta	1	3			S Walków J Zieliński	6	7
	S Walków J Zieliński	6	6								S Walków J Zieliński	6	6⁵	[10]
4	R Galloway A Lawson	6	6							4	R Galloway A Lawson	4	7⁷	[6]
WC	Pietro Buscaglione G Fonio	1	2		4	R Galloway A Lawson	7⁷	5	[10]
	J Cerretani A Shamasdin	7	6			J Cerretani A Shamasdin	6³	7	[7]
	E King N Pasha	5	2													S Walków J Zieliński	4	6	[8]
	L Lacko D Masur	1	3												2	LD Martínez D Vega Hernández	6	3	[10]
	T Huey S Verbeek	6	6			T Huey S Verbeek	6	6
	I Sabanov M Sabanov	6	3	[10]		I Sabanov M Sabanov	4	4
3	L Glasspool H Heliövaara	3	6	[7]							T Huey S Verbeek	5	3
	T Fabbiano M Kližan	7⁷	6							2	LD Martínez D Vega Hernández	7	6
WC	S Napolitano L Vanni	6⁵	4			T Fabbiano M Kližan	3	4
	F Gaio A Pellegrino	6	4	[8]	2	LD Martínez D Vega Hernández	6	6
2	LD Martínez D Vega Hernández	2	6	[10]