Singles
2010 Toray Pan Pacific Open
Champion	Caroline Wozniacki
Runner-up	Elena Dementieva
Score	1–6, 6–2, 6–3
Draw	56 (8 Q / 3 WC )
Seeds	16

Caroline Wozniacki defeated Elena Dementieva in the final, 1–6, 6–2, 6–3 to win the singles tennis title at the 2010 Pan Pacific Open. It was Dementieva's last WTA Tour singles final before her retirement from the sport later that year.

Maria Sharapova was the defending champion, but lost in the first round to Kimiko Date-Krumm.

Seeds

The top eight seeds receive a bye into the second round.

Main draw

Finals

	Quarterfinals							Semifinals							Final
	1	Caroline Wozniacki	5
	6	Agnieszka Radwańska	0r
								1	Caroline Wozniacki	6	63	6
								8	Victoria Azarenka	2	7	4
	Q	CoCo Vandeweghe	2	1
	8	Victoria Azarenka	6	6
															1	Caroline Wozniacki	1	6	6
															7	Elena Dementieva	6	2	3
	5	Francesca Schiavone	7	4	7
		Kaia Kanepi	5	6	5
								5	Francesca Schiavone	4	5
								7	Elena Dementieva	6	7
	7	Elena Dementieva	7	6
	2	Vera Zvonareva	5	2

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	C Wozniacki	6	6
	Q	G Arn	6	6				Q	G Arn	1	3
	Q	L Robson	4	3											1	C Wozniacki	6	6
		K Bondarenko	6	6											16	A Pavlyuchenkova	1	2
		A Medina Garrigues	2	0					K Bondarenko	2	1
		D Cibulková	5	5				16	A Pavlyuchenkova	6	6
	16	A Pavlyuchenkova	7	7																		1	C Wozniacki	5
	10	S Kuznetsova	3																			6	A Radwańska	0r
		Á Szávay	4r					10	S Kuznetsova	3	5
		G Dulko	3	1					A Petkovic	6	7
		A Petkovic	6	6												A Petkovic	3	3
		O Govortsova	6	7											6	A Radwańska	6	6
	Q	I Benešová	4	5					O Govortsova	2	3
								6	A Radwańska	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								4	S Stosur	5	3
		J Görges	6	5	6				J Görges	7	6
		D Safina	1	7	2											J Görges	3	0
	Q	C Vandeweghe	6	7											Q	C Vandeweghe	6	6
		K Zakopalová	4	66				Q	C Vandeweghe	6	6
		P Hercog	2	5				14	A Rezaï	4	4
	14	A Rezaï	6	7																		Q	C Vandeweghe	2	1
	11	M Bartoli	6	6																		8	V Azarenka	6	6
		Y Wickmayer	4	4				11	M Bartoli	6	6
		A Kleybanova	3	2					A Ivanovic	2	1
		A Ivanovic	6	6											11	M Bartoli	2	0r
	Q	K-c Chang	6	1	3										8	V Azarenka	6	0
		L Šafářová	2	6	6				L Šafářová	1	3
								8	V Azarenka	6	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								5	F Schiavone	7	6
		A Dulgheru	6	6					A Dulgheru	5	3
	Q	E Makarova	3	0											5	F Schiavone	6	6
		A Kerber	3	3											WC	K Date-Krumm	3	3
		D Hantuchová	6	6					D Hantuchová	6	0	0r
	WC	K Date-Krumm	7	3	6			WC	K Date-Krumm	2	6	4
	12	M Sharapova	5	6	3																	5	F Schiavone	7	4	7
	13	S Pe'er	5	7	6																		K Kanepi	5	6	5
		T Bacsinszky	7	5	4			13	S Pe'er	3	65
		M Oudin	4	4					K Kanepi	6	7
		K Kanepi	6	6												K Kanepi	6	6
		P Kvitová	68	2											3	J Janković	4	4
		A Bondarenko	7	6					A Bondarenko	4	1
								3	J Janković	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
								7	E Dementieva	6	6
		Y Shvedova	4	6	6				Y Shvedova	0	1
	WC	K Nara	6	2	1										7	E Dementieva	6	6
	Q	C McHale	3	1												F Pennetta	4	2
		F Pennetta	6	6					F Pennetta	6	4	6
		M Kirilenko	6	65	6				M Kirilenko	3	6	3
	LL	MJ Martínez Sánchez	3	7	1																	7	E Dementieva	7	6
	15	N Petrova	5	4																		2	V Zvonareva	5	2
	Q	R Vinci	7	6				Q	R Vinci	6	6
	WC	A Morita	3	5					T Pironkova	4	2
		T Pironkova	6	7											Q	R Vinci	4	0
		B Záhlavová-Strýcová	3	2											2	V Zvonareva	6	6
		S Errani	6	6					S Errani	3	3
								2	V Zvonareva	6	6

References

• Main draw
• Qualifying draw