2025 Open de Oeiras II – Doubles

Karol Drzewiecki and Piotr Matuszewski were the defending champions,^[1] but only Matuszewski chose to defend his title, partnering Daniel Cukierman. They lost in the first round to Marcelo Demoliner and David Pichler.

Doubles
2025 Open de Oeiras II
Champions	Andreas Mies David Vega Hernández
Runners-up	Marcelo Demoliner David Pichler
Score	6–4, 6–4

Main article: 2025 Open de Oeiras II

Andreas Mies and David Vega Hernández won the title after defeating Demoliner and Pichler 6–4, 6–4 in the final.^[2]

Seeds

1. Patrik Trhac / Marcus Willis (semifinals)
2. Daniel Cukierman / Piotr Matuszewski (first round)
3. Anirudh Chandrasekar / David Stevenson (first round)
4. Andreas Mies / David Vega Hernández (champions)

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

Draw

	First round							Quarterfinals							Semifinals							Final
	1	P Trhac M Willis	6	6
		T Boyer JP Ficovich	1	4				1	P Trhac M Willis	3	6	[10]
		M Krueger J Trotter	5	6	[10]				M Krueger J Trotter	6	4	[8]
		LD Martínez J Paris	7	3	[8]										1	P Trhac M Willis	4	2
	4	A Mies D Vega Hernández	1	6	[10]										4	A Mies D Vega Hernández	6	6
		M Bortolotti C Rodríguez	6	3	[8]			4	A Mies D Vega Hernández	63	6	[11]
	WC	Pedro Araújo João Graça	w/o					WC	P Araújo J Graça	77	3	[9]
	WC	J Domingues G Elias																				4	A Mies D Vega Hernández	6	6
		E Grevelius A Heinonen	3	77	[10]																		M Demoliner D Pichler	4	4
		N Kaliyanda Poonacha M Zormann	6	61	[8]				E Grevelius A Heinonen	6	3	[5]
		S Martos Gornés VS Prashanth	6	77					S Martos Gornés VS Prashanth	2	6	[10]
	3	A Chandrasekar D Stevenson	4	65												S Martos Gornés VS Prashanth	4	68
		Mats Hermans Tiago Pereira	4	2												M Demoliner D Pichler	6	710
		Jiří Barnat Filip Duda	6	6					J Barnat F Duda	4	2
		M Demoliner D Pichler	6	3	[10]				M Demoliner D Pichler	6	6
	2	D Cukierman P Matuszewski	2	6	[6]