Singles
2004 St. Petersburg Open
Final
Champion	Mikhail Youzhny
Runner-up	Karol Beck
Score	6–2, 6–2
Events
Singles Doubles
←  2003 · St. Petersburg Open ·  2005 →

Gustavo Kuerten was the defending champion, but did not participate this year.

Mikhail Youzhny won the title, beating Karol Beck 6–2, 6–2 in the final.

Seeds

Draw

Key

Finals

	Semifinals							Final
	7	Michaël Llodra	4	6	1
		Karol Beck	6	2	6
									Karol Beck	2	2
								4	Mikhail Youzhny	6	6
	4	Mikhail Youzhny	3	6	6
		Greg Rusedski	6	3	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Safin	77	3
	Q	A Peya	65	1r				1	M Safin	6	6
		I Labadze	6	1	2				S Sargsian	4	2
		S Sargsian	4	6	6										1	M Safin	4	1
	Q	M Kohlmann	4	6	6										7	M Llodra	6	6
		G Carraz	6	3	4			Q	M Kohlmann	63	3
	WC	M Elgin	2	2				7	M Llodra	77	6
	7	M Llodra	6	6																		7	M Llodra	4	6	1
	3	M Fish	6	6																			K Beck	6	2	6
		J Hernych	2	4				3	M Fish	78	4	3
		A Martín	0	1					C Saulnier	66	6	6
		C Saulnier	6	6												C Saulnier	3	63
		K Beck	6	6												K Beck	6	77
	Q	J Vaněk	3	2					K Beck	6	64	6
	WC	I Kunitsyn	4	77	4			5	N Davydenko	1	77	4
	5	N Davydenko	6	65	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	I Andreev	6	1	5
		G Müller	4	6	7				G Müller	4	5
		A Clément	4	6	4				J Benneteau	6	7
		J Benneteau	6	1	6											J Benneteau	0	1
		R Mello	67	62											4	M Youzhny	6	6
		M Mirnyi	79	77					M Mirnyi	5	6	2
	Q	A Ram	6	63	64			4	M Youzhny	7	3	6
	4	M Youzhny	2	77	77																	4	M Youzhny	3	6	6
	6	D Ferrer	3	2																			G Rusedski	6	3	4
		R Štěpánek	6	6					R Štěpánek	61	6	4
	WC	M Rosset	4	3					G Rusedski	77	4	6
		G Rusedski	6	6												G Rusedski	6	79
		P-H Mathieu	4	2												I Karlović	4	67
		À Corretja	6	6					À Corretja	63	77	68
		I Karlović	77	5	6				I Karlović	77	65	710
	2	D Hrbatý	65	7	4

References

• Main Draw