2003 AIG Japan Open Tennis Championships – Women's singles

Women's singles
2003 AIG Japan Open Tennis Championships
Final
Champion	Maria Sharapova
Runner-up	Anikó Kapros
Score	2–6, 6–2, 7–6(7–5)
Details
Draw	30 (4 Q / 2 WC / 2 LL )
Seeds	8
Events
Singles men women Doubles men women
← 2002 · Japan Open · 2004 →

Jill Craybas was the defending champion, but lost in quarterfinals to Arantxa Parra Santonja.

Maria Sharapova won the title by defeating Anikó Kapros 2–6, 6–2, 7–6^(7–5) in the final.

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

	Semifinals							Final
		Anikó Kapros	6	6
		Arantxa Parra Santonja	1	2
									Anikó Kapros	6	2	65
								5	Maria Sharapova	2	6	77
	5	Maria Sharapova	6	7
		Zheng Jie	3	5

	First round							Second round							Quarterfinals							Semifinals
								1	A Sugiyama	6	3	77
		A Widjaja	4	5					Y Yoshida	3	6	60
		Y Yoshida	6	7											1	A Sugiyama	4	2r
	Q	T Sun	4	2												A Kapros	6	3
		A Kapros	6	6					A Kapros	6	6
	Q	A Spears	1	6	4			8	E Gagliardi	0	2
	8	E Gagliardi	6	2	6																		A Kapros	6	6
	4	S Asagoe	6	6																			A Parra Santonja	1	2
	Q	T Li	1	1				4	S Asagoe	7	4	3
		An Serra Zanetti	1	2					A Parra Santonja	5	6	6
		A Parra Santonja	6	6												A Parra Santonja	3	6	6
		A Cargill	3	2												J Craybas	6	4	2
	WC	R Fujiwara	6	6				WC	R Fujiwara	6	4	2
		J Craybas	6	6					J Craybas	4	6	6
	7	S Obata	4	2

	First round							Second round							Quarterfinals							Semifinals
	5	M Sharapova	6	6
	LL	J-h Kim	2	0				5	M Sharapova	6	6
		A Morigami	6	6					A Morigami	1	3
		M Kirilenko	1	2											5	M Sharapova	7	77
		M Suchá	1	5												C Schaul	5	61
		C Schaul	6	7					C Schaul	6	2	77
		E Dominikovic	3	3				3	K Srebotnik	3	6	65
	3	K Srebotnik	6	6																		5	M Sharapova	6	7
	6	A Harkleroad	6	6																			J Zheng	3	5
	WC	M Ozaki	0	0				6	A Harkleroad	65	4
	LL	Z Yan	6	6				LL	Z Yan	77	6
	Q	M Saeki	2	4											LL	Z Yan	63	3
		J Zheng	6	7												J Zheng	77	6
		S Talaja	4	5					J Zheng	1	6	6
								2	T Tanasugarn	6	2	4

• Official Results Archive (ITF) Archived 2019-03-07 at the Wayback Machine
• Official Results Archive (WTA)