Rafael Nadal defeated Tomáš Berdych in the final, 2–6, 6–2, 6–4 to win the singles tennis title at the 2005 Swedish Open.

Mariano Zabaleta was the defending champion, but lost in the quarterfinals to Berdych.

	Semifinals							Final
	1	Rafael Nadal	6	6
	3	Tommy Robredo	3	3
								1	Rafael Nadal	2	6	6
									Tomáš Berdych	6	2	4
		Tomáš Berdych	7	6
		Jiří Vaněk	5	1

	First round							Second round							Quarterfinals							Semifinals
	1	R Nadal	6	6
		J Mónaco	1	1				1	R Nadal	6	6
	Q	A Calleri	1	1					A Martín	2	4
		A Martín	6	6											1	R Nadal	6	6
		G García-López	7	6											5	JC Ferrero	3	3
	WC	N Lapentti	5	1					G García-López	3	4
	Q	L Dlouhý	4	1				5	JC Ferrero	6	6
	5	JC Ferrero	6	6																		1	R Nadal	6	6
	3	T Robredo	7	6																		3	T Robredo	3	3
		M Tabara	5	0				3	T Robredo	6	4
		J Björkman	2	2					G Monfils	4	2r
		G Monfils	6	6											3	T Robredo	3	6	6
	WC	A Vinciguerra	6	6											6	M Youzhny	6	4	3
	WC	M Ryderstedt	3	1				WC	A Vinciguerra	6	64	5
		J Haehnel	1	1				6	M Youzhny	4	77	7
	6	M Youzhny	6	6

	First round							Second round							Quarterfinals							Semifinals
	8	J Acasuso	4	1
		N Almagro	6	6					N Almagro	6	3	4
		T Berdych	6	6					T Berdych	4	6	6
		K Kim	2	3												T Berdych	6	6
		R Sluiter	6	1	4											M Zabaleta	3	2
		M Zabaleta	2	6	6				M Zabaleta	77	6
		Á Calatrava	5	2				4	C Moyá	63	2
	4	C Moyá	7	6																			T Berdych	7	6
	7	R Söderling	6	6																			J Vaněk	5	1
		F Mayer	2	4				7	R Söderling	6	3	2
		Ó Hernández	3	6	6				Ó Hernández	1	6	6
	Q	G Fraile	6	2	2											Ó Hernández	4	2
		J Nieminen	5	1												J Vaněk	6	6
	Q	F Serra	7	6				Q	F Serra	4	6	3
		J Vaněk	62	77	6				J Vaněk	6	1	6
	2	J Johansson	77	62	2

• Main draw
• Qualifying draw