2022 Open de Oeiras III – Singles

Gastão Elias was the three-time defending champion^[1] but chose not to defend his title.

Singles
2022 Open de Oeiras III
Champion	Kaichi Uchida
Runner-up	Kimmer Coppejans
Score	6–2, 6–4

Main article: 2022 Open de Oeiras III

Kaichi Uchida won the title after defeating Kimmer Coppejans 6–2, 6–4 in the final.

Seeds

1. Roberto Carballés Baena (first round)
2. Facundo Bagnis (semifinals)
3. Nicolás Jarry (semifinals)
4. Daniel Dutra da Silva (first round)
5. Evgeny Karlovskiy (first round)
6. Kaichi Uchida (champion)
7. Johan Nikles (second round)
8. Laurent Lokoli (first round)

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
		Kimmer Coppejans	711	4	77
	3	Nicolás Jarry	69	6	65
									Kimmer Coppejans	2	4
								6	Kaichi Uchida	6	6
	6	Kaichi Uchida	7	77
	2	Facundo Bagnis	5	64

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Carballés Baena	4	5
		K Coppejans	6	7					K Coppejans	7	6
		S Diez	2	6	6				S Diez	5	1
		S Fanselow	6	1	4											K Coppejans	5	77	6
		B Hassan	4	4												D Michalski	7	62	3
		D Michalski	6	6					D Michalski	6	6
	WC	Pedro Araújo	3	7	7			WC	P Araújo	3	3
	8	L Lokoli	6	5	5																		K Coppejans	711	4	77
	3	N Jarry	6	6																		3	N Jarry	69	6	65
		Eduard Esteve Lobato	4	4				3	N Jarry	6	6
		G Oliveira	6	5	6				G Oliveira	3	3
	Q	T Bellucci	4	7	1										3	N Jarry	79	4	78
		O Roca Batalla	4	4											Alt	K Jacquet	67	6	66
	Q	Oscar José Gutierrez	6	6				Q	OJ Gutierrez	4	3
	Alt	K Jacquet	6	6				Alt	K Jacquet	6	6
	5	E Karlovskiy	3	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	K Uchida	6	6
		L Wessels	4	1				6	K Uchida	6	0
	WC	T Cação	79	2	4				T Kamke	3	0r
		T Kamke	67	6	6										6	K Uchida	4	6	6
		C Gimeno Valero	64	6	5											M Geerts	6	1	4
	WC	J Domingues	77	4	7			WC	J Domingues	1	4
		M Geerts	6	6					M Geerts	6	6
	4	D Dutra da Silva	2	4																		6	K Uchida	7	77
	7	J Nikles	4	6	6																	2	F Bagnis	5	64
		E Kırkın	6	3	0			7	J Nikles	6	4	3
	Q	A Rybakov	6	7				Q	A Rybakov	4	6	6
	Q	P Boscardin Dias	3	5											Q	A Rybakov	4	6	3
	Q	A Lazarov	6	2	4										2	F Bagnis	6	2	6
		N Sánchez Izquierdo	2	6	6				N Sánchez Izquierdo	4	2
	Q	Lucas Gerch	6	63	3			2	F Bagnis	6	6
	2	F Bagnis	3	77	6