2021 Biella Challenger Indoor IV – Doubles

Doubles
Doubles
2021 Biella Challenger Indoor IV
Champions	Lloyd Glasspool; Matt Reid
Runners-up	Denys Molchanov; Sergiy Stakhovsky
Score	6–3, 6–4

Quentin Halys and Tristan Lamasine were the defending champions^[1] but only Halys chose to defend his title, partnering Lucas Pouille. Halys lost in the quarterfinals to Purav Raja and Tristan-Samuel Weissborn.

Lloyd Glasspool and Matt Reid won the title after defeating Denys Molchanov and Sergiy Stakhovsky 6–3, 6–4 in the final.

Seeds

First round					Quarterfinals					Semifinals					Final

1	A Golubev Z Kolář	3	6	[8]
	G Barrère A Olivetti	6	4	[10]		G Barrère A Olivetti	7⁷	2	[5]
	S Doumbia F Reboul	5	6	[7]		D Molchanov S Stakhovsky	6¹	6	[10]
	D Molchanov S Stakhovsky	7	3	[10]							D Molchanov S Stakhovsky	6	6
										3	B Bonzi H Nys	4	4
					3	B Bonzi H Nys	6	6
WC	D Marrero A Menéndez Maceiras	7¹²	6³	[10]	WC	D Marrero A Menéndez Maceiras	4	2
	N Pasha M Schnur	6¹⁰	7⁷	[8]												D Molchanov S Stakhovsky	3	4
	S Balaji L Margaroli	6	6												4	L Glasspool M Reid	6	6
WC	Lorenzo Claverie M Gigante	1	3			S Balaji L Margaroli	4	2
					4	L Glasspool M Reid	6	6
										4	L Glasspool M Reid	4	6	[10]
Alt	A Santillan B Tomic	2	7	[3]							P Raja T-S Weissborn	6	4	[7]
	P Raja T-S Weissborn	6	5	[10]		P Raja T-S Weissborn	6	4	[10]
	Q Halys L Pouille	7⁹	6			Q Halys L Pouille	4	6	[7]
2	MÁ Reyes-Varela F Romboli	6⁷	4