2025 Swiss Open Gstaad – Singles

Singles
2025 Swiss Open Gstaad
Champion	Alexander Bublik
Runner-up	Juan Manuel Cerúndolo
Score	6–3, 4–6, 6–3
Draw	28
Seeds	8

Alexander Bublik defeated Juan Manuel Cerúndolo in the final, 6–4, 4–6, 6–3 to win the singles tennis title at the 2025 Swiss Open Gstaad.^[1] It was his sixth ATP Tour title, and his first on clay.^[2] Cerúndolo was contesting his first ATP Tour final since 2021.^[3]

Matteo Berrettini was the reigning champion,^[4] but withdrew before the tournament began.

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

	Semifinals							Final
		Juan Manuel Cerúndolo	6	6
	Q	Ignacio Buse	3	3
									Juan Manuel Cerúndolo	4	6	3
								2	Alexander Bublik	6	4	6
		Arthur Cazaux	1	5
	2	Alexander Bublik	6	7

	First round							Second round							Quarterfinals							Semifinals
								1	C Ruud	7	78
	WC	D Stricker	4	6	6			WC	D Stricker	5	66
		P-H Herbert	6	4	2										1	C Ruud	2	6	3
		JM Cerúndolo	6	3	6											JM Cerúndolo	6	1	6
		J-L Struff	3	6	3				JM Cerúndolo	5	6	6
	NG	M Landaluce	62	3				6/WC	D Goffin	7	4	1
	6/WC	D Goffin	77	6																			JM Cerúndolo	6	6
																						Q	I Buse	3	3
								LL	P Zahraj	6	4	1
		RA Burruchaga	6	6					RA Burruchaga	4	6	6
		D Svrčina	3	1												RA Burruchaga	3	6	1
		K Majchrzak	6	3	6										Q	I Buse	6	3	6
		T Atmane	4	6	2				K Majchrzak	6	5	1
	Q	I Buse	77	1	6			Q	I Buse	1	7	6
	5	L Djere	64	6	4

	First round							Second round							Quarterfinals							Semifinals
	8	A Rinderknech	1	5
	Q	F Passaro	6	7				Q	F Passaro	63	63
	WC	J Kym	7	4	7			WC	J Kym	77	77
	Q	C Hemery	5	6	5										WC	J Kym	63	6	5
		A Cazaux	4	7	77											A Cazaux	77	3	7
		N Basilashvili	6	5	65				A Cazaux	6	4	6
								4	TM Etcheverry	3	6	4
																							A Cazaux	1	5
	7	F Comesaña	6	6																		2	A Bublik	6	7
	Q	M Trungelliti	3	4				7	F Comesaña	6	6
		R Carballés Baena	1	6	77				R Carballés Baena	1	4
		C Taberner	6	2	65										7	F Comesaña	4	3
		A Shevchenko	6	6											2	A Bublik	6	6
		S Wawrinka	3	2					A Shevchenko	2	3
								2	A Bublik	6	6

	First round							Qualifying competition
	1	Francesco Passaro	6	6
	WC	Mika Brunold	3	2
								1	Francesco Passaro	6	6
								Alt	Gonzalo Bueno	3	4
	Alt	Gonzalo Bueno	1	6	77
	6	Marc-Andrea Hüsler	6	3	64

	First round							Qualifying competition
	2	Yannick Hanfmann	5	67
		Calvin Hemery	7	79
									Calvin Hemery	6	1	6
								PR	Facundo Bagnis	4	6	1
	PR	Facundo Bagnis	67	7	6
	7	Coleman Wong	79	5	4

	First round							Qualifying competition
	3	Marco Trungelliti	7	6
		Alexander Ritschard	5	4
								3	Marco Trungelliti	7	62	6
								WC	Henry Bernet	5	77	4
	WC	Henry Bernet	77	6
	8	Dmitry Popko	63	3

	First round							Qualifying competition
	4	Ignacio Buse	6	66	6
		Albert Ramos Viñolas	4	78	3
								4	Ignacio Buse	77	6
									Patrick Zahraj	64	3
		Patrick Zahraj	7	6
	5	Henrique Rocha	5	4

• Main draw
• Qualifying draw