2021 Sofia Open – Doubles

Jamie Murray and Neal Skupski were the defending champions,^[1] but chose to compete in San Diego with different partners instead.

Doubles
2021 Sofia Open
Champions	Jonny O'Mara Ken Skupski
Runners-up	Oliver Marach Philipp Oswald
Score	6–3, 6–4
Draw	16
Seeds	4

Main article: 2021 Sofia Open

Jonny O'Mara and Ken Skupski won the title, defeating Oliver Marach and Philipp Oswald in the final, 6–3, 6–4.

Seeds

1. Henri Kontinen / Ben McLachlan (first round)
2. Tomislav Brkić / Nikola Ćaćić (quarterfinals)
3. Oliver Marach / Philipp Oswald (final)
4. Luke Saville / John-Patrick Smith (quarterfinals)

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

Draw

	First round							Quarterfinals							Semifinals							Final
	1	H Kontinen B McLachlan	6	64	[6]
		J Erlich D Inglot	4	77	[10]				J Erlich D Inglot	2	5
		R Jebavý M Middelkoop	6	6					R Jebavý M Middelkoop	6	7
	WC	A Andreev A Lazarov	2	4												R Jebavý M Middelkoop	3	1
	4	L Saville J-P Smith	77	77												J O'Mara K Skupski	6	6
		A Göransson H Nys	64	62				4	L Saville J-P Smith	3	6	[8]
	WC	A Donski D Kuzmanov	6	5	[7]				J O'Mara K Skupski	6	2	[10]
		J O'Mara K Skupski	2	7	[10]																		J O'Mara K Skupski	6	6
		L Musetti A Vavassori	3	68																		3	O Marach P Oswald	3	4
		M Demoliner R Matos	6	710					M Demoliner R Matos	66	63
		R Bopanna A-u-H Qureshi	2	77	[7]			3	O Marach P Oswald	78	77
	3	O Marach P Oswald	6	61	[10]										3	O Marach P Oswald	2	7	[10]
		S González A Molteni	6	6												S González A Molteni	6	5	[6]
	Alt	P Milushev R Shandarov	3	4					S González A Molteni	65	6	[10]
		A Golubev A Nedovyesov	3	77	[7]			2	T Brkić N Ćaćić	77	2	[4]
	2	T Brkić N Ćaćić	6	62	[10]