2025 Estoril Open – Singles

Singles
2025 Estoril Open
Champion	Alex Michelsen
Runner-up	Andrea Pellegrino
Score	6–4, 6–4

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

Alex Michelsen won the title after defeating Andrea Pellegrino 6–4, 6–4 in the final.^[2]

The top four seeds received a bye into the second round.

	Semifinals							Final
	Q	Andrea Pellegrino	6	6
		Aleksandar Vukic	4	4
								Q	Andrea Pellegrino	4	4
								2	Alex Michelsen	6	6
	5	Miomir Kecmanović	4	2
	2	Alex Michelsen	6	6

	First round							Second round							Quarterfinals							Semifinals
								1/WC	F Auger-Aliassime	5	4
	Alt	D Lajović	5	77	3			Q	A Pellegrino	7	6
	Q	A Pellegrino	7	62	6										Q	A Pellegrino	77	5	6
		L Tien	7	5	4										7	N Jarry	60	7	1
	WC	G Elias	5	7	6			WC	G Elias	2	6	5
	WC	H Rocha	715	3	4			7	N Jarry	6	4	7
	7	N Jarry	613	6	6																	Q	A Pellegrino	6	6
																							A Vukic	4	4
								4	M Giron	3	1
		A Vukic	6	2	6				A Vukic	6	6
	Alt	N Moreno de Alboran	3	6	0											A Vukic	6	6
		J Faria	3	62											LL	B Zapata Miralles	1	1
	LL	B Zapata Miralles	6	77				LL	B Zapata Miralles	6	77
		J de Jong	6	7					J de Jong	4	61
	8	J Fonseca	2	5

	First round							Second round							Quarterfinals							Semifinals
	5	M Kecmanović	6	7
		J-L Struff	1	5				5	M Kecmanović	6	3	7
	Alt	K Coppejans	2	4				LL	D Yevseyev	1	6	5
	LL	D Yevseyev	6	6											5	M Kecmanović	6	65	6
	Q	G Zeppieri	6	63	1										3	N Borges	0	77	4
		M Fucsovics	2	77	6				M Fucsovics	66	77	4
								3	N Borges	78	64	6
																						5	M Kecmanović	4	2
	6	P Martínez	4	3																		2	A Michelsen	6	6
	Q	A Vatutin	6	6				Q	A Vatutin	3	2
		L Nardi	6	6					L Nardi	6	6
		A Kovacevic	2	3												L Nardi	3	4
	Alt	Y Hanfmann	3	4											2	A Michelsen	6	6
	Q	G Fonio	6	6				Q	G Fonio	4	63
								2	A Michelsen	6	77

• Main draw
• Qualifying draw