2021 Sibiu Open – Doubles

Doubles
Doubles
2021 Sibiu Open
Champions	Alexander Erler; Lucas Miedler
Runners-up	James Cerretani; Luca Margaroli
Score	6–3, 6–1

Hunter Reese and Jan Zieliński were the defending champions^[1] but chose not to defend their title.

Alexander Erler and Lucas Miedler won the title after defeating James Cerretani and Luca Margaroli 6–3, 6–1 in the final.

Seeds

First round					Quarterfinals					Semifinals					Final

1	J Cerretani L Margaroli	4
	Elmar Ejupovic E Kırkın	2^r			1	J Cerretani L Margaroli	3	6	[10]
	O Krutykh David Poljak	w/o				O Krutykh D Poljak	6	0	[6]
	A Vatutin Kai Wehnelt									1	J Cerretani L Margaroli	6	5	[10]
4	VV Cornea P Tsitsipas	w/o									G Blancaneaux A Kadhe	4	7	[7]
	U Ignatik ND Ionel				4	VV Cornea P Tsitsipas	5	2
	Yan Bondarevskiy O Prihodko	7⁹	5	[9]		G Blancaneaux A Kadhe	7	6
	G Blancaneaux A Kadhe	6⁷	7	[11]											1	J Cerretani L Margaroli	3	1
	DN Mădăraș D Petrović														2	A Erler L Miedler	6	6
	R Albot M Copil	w/o				R Albot M Copil	4	2
	A Jecan FC Jianu	5	2		3	R Gonzales H Johnson	6	6
3	R Gonzales H Johnson	7	6							3	R Gonzales H Johnson	3	5
WC	Vlad Andrei Dancu Sebastian Gima	7⁷	2	[10]						2	A Erler L Miedler	6	7
WC	Bogdan Ionuț Apostol N Frunză	6²	6	[7]	WC	VA Dancu S Gima	5	2
WC	Ștefan Paloși Marc Popescu	0	3		2	A Erler L Miedler	7	6
2	A Erler L Miedler	6	6