2022 Open de Oeiras – Singles

Gastão Elias was the defending champion^[1] and successfully defended his title, defeating Nino Serdarušić 6–3, 6–4 in the final.

Singles
2022 Open de Oeiras
Champion	Gastão Elias
Runner-up	Nino Serdarušić
Score	6–3, 6–4

Main article: 2022 Open de Oeiras

Seeds

1. Benoît Paire (withdrew)
2. Gianluca Mager (first round, retired)
3. Stefano Travaglia (second round)
4. Thiago Monteiro (quarterfinals)
5. Zdeněk Kolář (second round)
6. Nuno Borges (semifinals)
7. Vít Kopřiva (quarterfinals)
8. Alessandro Giannessi (semifinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
		Nino Serdarušić	6	6
	6	Nuno Borges	2	3
									Nino Serdarušić	3	4
									Gastão Elias	6	6
	8	Alessandro Giannessi	3	3
		Gastão Elias	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	Q	E Kırkın	1	3
		N Serdarušić	6	6					N Serdarušić	77	6
	Q	Lucas Gerch	3	4					P Sousa	63	2
		P Sousa	6	6												N Serdarušić	65	6	7
	Q	N Rubin	4	6	6										Q	N Rubin	77	2	5
	SE	D Michalski	6	3	1			Q	N Rubin	6	6
		M Bourgue	4	1				5	Z Kolář	4	4
	5	Z Kolář	6	6																			N Serdarušić	6	6
	4	T Monteiro	77	78																		6	N Borges	2	3
		GM Moroni	65	66				4	T Monteiro	65	6	77
		T Skatov	6	6					T Skatov	77	2	64
	WC	T Cação	2	1											4	T Monteiro	78	62	5
	LL	F Forti	2	1											6	N Borges	66	77	7
		D Kuzmanov	6	6					D Kuzmanov	65	5
	WC	Pedro Araújo	4	2				6	N Borges	77	7
	6	N Borges	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	A Giannessi	6	6
		N Kuhn	3	4				8	A Giannessi	6	6
	Alt	R Bonadio	6	63	6			Alt	R Bonadio	2	1
		L Giustino	2	77	0										8	A Giannessi	1	7	6
	WC	J Domingues	4	2												G Zeppieri	6	5	3
		G Zeppieri	6	6					G Zeppieri	710	6
	Q	Matthieu Perchicot	1	1				3	S Travaglia	68	4
	3	S Travaglia	6	6																		8	A Giannessi	3	3
	7	V Kopřiva	6	6																			G Elias	6	6
	Alt	L Rosol	4	0				7	V Kopřiva	6	6
		D Popko	3	2				Q	L Darderi	3	2
	Q	L Darderi	6	6											7	V Kopřiva	3	2
		G Elias	6	3	6											G Elias	6	6
	Q	A Rybakov	4	6	2				G Elias	6	4	78
	Alt	A Vavassori	4	6	4			Alt	A Vavassori	4	6	66
	2	G Mager	6	4	0r