Singles
2004 Acura Classic
Final
Champion	Lindsay Davenport
Runner-up	Anastasia Myskina
Score	6–1, 6–1
Details
Draw	56
Seeds	16
Events
Singles Doubles
← 2003 · Acura Classic · 2005 →

Lindsay Davenport defeated Anastasia Myskina in the final, 6–1, 6–1 to win the singles tennis title at the 2004 Southern California Open.

Justine Henin was the reigning champion, but withdrew due to a virus.

The first eight seeds received a bye into the second round.

	Quarterfinals							Semifinals							Final
	1/PR	Serena Williams
	12	Vera Zvonareva	w/o
								12	Vera Zvonareva	2	77	615
								3	Anastasia Myskina	6	64	717
	3	Anastasia Myskina	7	6
	6	Maria Sharapova	5	2
															3	Anastasia Myskina	1	1
															4	Lindsay Davenport	6	6
	8	Ai Sugiyama	1	3
	4	Lindsay Davenport	6	6
								4	Lindsay Davenport	6	6
								5	Elena Dementieva	2	4
	5	Elena Dementieva	6	6
		Amy Frazier	2	1

	First round							Second round							Third round							Quarterfinals
								1/PR	S Williams	63	6	6
	WC	A Liu	64	0					J Janković	77	3	2
		J Janković	77	6											1/PR	S Williams	6	6
		L Raymond	5	0												E Bovina	4	2
		E Daniilidou	7	6					E Daniilidou	1	4
		E Bovina	6	3	6				E Bovina	6	6
	15	F Schiavone	3	6	4																	1/PR	S Williams
	12	V Zvonareva	6	77																		12	V Zvonareva	w/o
		N Dechy	4	65				12	V Zvonareva	6	6
		S Obata	6	5	5				M Sánchez Lorenzo	0	3
		M Sánchez Lorenzo	4	7	7										12	V Zvonareva	6	6
		D Hantuchová	77	6											7	S Kuznetsova	2	3
	Q	M Irvin	63	3					D Hantuchová	1	2
								7	S Kuznetsova	6	6

	First round							Second round							Third round							Quarterfinals
								3	A Myskina	6	6
	WC	B Schett	7	68	6			WC	B Schett	3	4
	Q	J Craybas	5	710	2										3	A Myskina	6	6
		J Kostanić	6	6												C Rubin	1	2
		A Barna	2	1					J Kostanić	4	3
		C Rubin	6	6					C Rubin	6	6
	14	A Smashnova-Pistolesi	0	3																		3	A Myskina	7	6
	LL	T Tanasugarn	3	4																		6	M Sharapova	5	2
		G Dulko	6	6					G Dulko	6	77
		M Pierce	6	6					M Pierce	3	61
		C Schaul	4	2												G Dulko	0	1
		M Vento-Kabchi	65	2											6	M Sharapova	6	6
	Q	L Osterloh	77	6				Q	L Osterloh	3	3
								6	M Sharapova	6	6

	First round							Second round							Third round							Quarterfinals
								8	A Sugiyama	6	6
		S Asagoe	6	0					S Asagoe	2	2
		M Shaughnessy	2	0r											8	A Sugiyama	6	6
	Q	M Bartoli	6	6											Q	M Bartoli	3	2
		F Zuluaga	3	4				Q	M Bartoli	6	6
		A Kapros	1	3				9	P Suárez	3	0
	9	P Suárez	6	6																		8	A Sugiyama	1	3
	16	S Farina Elia	2	4																		4	L Davenport	6	6
		I Benešová	6	6					I Benešová	3	4
		É Loit	1	2					C Martínez	6	6
		C Martínez	6	6												C Martínez	1	2
		M Marrero	3	2											4	L Davenport	6	6
		K Šprem	6	6					K Šprem	4	0
								4	L Davenport	6	6

	First round							Second round							Third round							Quarterfinals
								5	E Dementieva	6	6
		K Brandi	6	1	7				K Brandi	1	1
		A Morigami	3	6	5										5	E Dementieva	6	77
		B Strýcová	6	5	7											E Likhovtseva	2	62
	WC	V Ruano Pascual	4	7	5				B Strýcová	4	3
		E Likhovtseva	6	1	6				E Likhovtseva	6	6
	10	N Petrova	4	6	4																	5	E Dementieva	6	6
	13	P Schnyder	4	6	5																		A Frazier	2	1
	WC	A Harkleroad	6	3	7			WC	A Harkleroad	2	0
		P Mandula	4	4					A Frazier	6	6
		A Frazier	6	6												A Frazier	3	6	6
		A Molik	6	6												A Molik	6	3	4
		N Pratt	3	4					A Molik	7	3	6
								2	A Mauresmo	5	6	3

• Main and Qualifying draws