Singles
2024 Oeiras Indoors
Champion	Maks Kaśnikowski
Runner-up	Gastão Elias
Score	7–6(7–1), 4–6, 6–3

Arthur Fils was the defending champion^[1] but chose not to defend his title.

Maks Kaśnikowski won the title after defeating Gastão Elias 7–6^(7–1), 4–6, 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	Q	Egor Gerasimov	4	6	3
		Gastão Elias	6	3	6
									Gastão Elias	61	6	3
									Maks Kaśnikowski	77	4	6
	6	Valentin Royer	4	4
		Maks Kaśnikowski	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	H Rocha	4	4
		T-S Kwiatkowski	6	6					T-S Kwiatkowski	6	6
		L Giustino	7	4	6				L Giustino	4	4
		M Vrbenský	5	6	4											T-S Kwiatkowski	77	3	4
	WC	Tiago Pereira	65	1											Q	E Gerasimov	62	6	6
	Q	E Gerasimov	77	6				Q	E Gerasimov	6	2	6
		T Kodat	3	1				7	M Bourgue	4	6	4
	7	M Bourgue	6	6																		Q	E Gerasimov	4	6	3
	3	C İlkel	6	3	7																		G Elias	6	3	6
		Sebastian Fanselow	3	6	5			3	C İlkel	4	2
	Q	K de Schepper	4	4					G Elias	6	6
		G Elias	6	6												G Elias	6	3	6
	LL	Vadym Ursu	6	7											WC	J Faria	2	6	4
		E Quinn	4	5				LL	V Ursu	3	4
	WC	Jaime Faria	78	6				WC	J Faria	6	6
	8	M Geerts	66	2

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	Valentin Royer	6	61	6
		Charles Broom	3	77	3			6	V Royer	61	6	6
		G Debru	4	1				Q	A Gray	77	1	3
	Q	A Gray	6	6											6	V Royer	6	6
	Q	J Clarke	6	77												T Lamasine	4	3
		Aidan Mayo	3	62				Q	J Clarke	6	4	4
		T Lamasine	77	0					T Lamasine	1	6	6
	4	M Janvier	63	0r																		6	V Royer	4	4
	5	A Andreev	6	610	3																		M Kaśnikowski	6	6
		M Kaśnikowski	3	712	6				M Kaśnikowski	7	6
	Q	N Rubin	4	6	5			WC	J Domingues	5	4
	WC	J Domingues	6	1	7											M Kaśnikowski	77	6
	PR	N Álvarez Varona	5	2											2	J Sousa	61	4
	PR	P Jubb	7	6				PR	P Jubb	66	4
	Q	Samuel Vincent Ruggeri	4	2				2	J Sousa	78	6
	2	J Sousa	6	6

References

External links

• Main draw
• Qualifying draw