2003 Italian Open – Women's singles

Women's singles
2003 Italian Open
Champion	Kim Clijsters
Runner-up	Amélie Mauresmo
Score	3–6, 7–6(7–3), 6–0
Draw	56
Seeds	16

Kim Clijsters defeated Amélie Mauresmo in the final, 3–6, 7–6^(7–3), 6–0 to win the women's singles tennis title at the 2003 Italian Open. It was her third title of the season, and the 13th overall in her career.

Serena Williams was the defending champion, but lost in semifinals to Mauresmo.

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

	Quarterfinals							Semifinals							Final
	1	Serena Williams	7	6
		Conchita Martínez	5	2
								1	Serena Williams	6	5	3
								4	Amélie Mauresmo	1	7	6
	4	Amélie Mauresmo	6	712
	5	Jennifer Capriati	3	610
															4	Amélie Mauresmo	6	63	0
															2	Kim Clijsters	3	77	6
	Q	Tina Pisnik	1	3
	13	Ai Sugiyama	6	6
								13	Ai Sugiyama	3	2
								2	Kim Clijsters	6	6
	8	Anastasia Myskina	2	2
	2	Kim Clijsters	6	6

	First round							Second round							Third round							Quarterfinals
								1	S Williams	6	6
	PR	A Medina Garrigues	5	4				Q	K Koukalová	4	3
	Q	K Koukalová	7	6											1	S Williams	6	6
	Q	A Harkleroad	6	3	2											N Dechy	3	0
		N Dechy	1	6	6				N Dechy	2	77	77
		I Tulyaganova	6	3	0			14	A Coetzer	6	64	64
	14	A Coetzer	2	6	6																	1	S Williams	7	6
	9	J Dokic	4	6	5																		C Martínez	5	2
		C Martínez	6	3	7				C Martínez	6	6
	WC	E Gagliardi	7	2	7			WC	E Gagliardi	4	3
	Q	J Janković	5	6	5											C Martínez	6	6
		M Serna	4	6	6										7	D Hantuchová	3	3
		E Likhovtseva	6	2	0				M Serna	64	6	4
								7	D Hantuchová	77	1	6

	First round							Second round							Third round							Quarterfinals
								4	A Mauresmo	6	77
	PR	L Krasnoroutskaya	6	6				PR	L Krasnoroutskaya	2	65
	Q	E Callens	4	4											4	A Mauresmo	6	6
	WC	F Pennetta	6	3	6										16	A Pistolesi	0	3
		C Fernández	4	6	0			WC	F Pennetta	4	64
	Q	E Tatarkova	0	4				16	A Pistolesi	6	77
	16	A Pistolesi	6	6																		4	A Mauresmo	6	712
	10	M Seles	4	6	6																	5	J Capriati	3	610
		M Casanova	6	2	3			10	M Seles	3	1r
	PR	N Petrova	6	6				PR	N Petrova	6	4
	WC	T Garbin	4	1											PR	N Petrova	5	3
		A Stevenson	1	1											5	J Capriati	7	6
	Q	F Zuluaga	6	6				Q	F Zuluaga	3	4
								5	J Capriati	6	6

	First round							Second round							Third round							Quarterfinals
								6	C Rubin	2	6	3
	LL	É Loit	6	77				LL	É Loit	6	1	6
		D Chládková	3	61											LL	É Loit	6	4	1
	Q	Ad Serra Zanetti	0	4											Q	T Pisnik	2	6	6
	Q	T Pisnik	6	6				Q	T Pisnik	4	6	7
		S Farina Elia	4	4				11	M Maleeva	6	4	5
	11	M Maleeva	6	6																		Q	T Pisnik	1	3
	13	A Sugiyama	6	6																		13	A Sugiyama	6	6
		P Suárez	3	2				13	A Sugiyama	6	2	6
		K Srebotnik	1	6	5			Q	D Safina	0	6	4
	Q	D Safina	6	3	7										13	A Sugiyama	6	6
		B Schett	6	6											17	P Schnyder	2	1
	WC	An Serra Zanetti	4	0					B Schett	0	2
								17	P Schnyder	6	6

	First round							Second round							Third round							Quarterfinals
								8	A Myskina	6	6
		M Matevžič	6	3	6				M Matevžič	2	3
		F Schiavone	3	6	3										8	A Myskina	6	7
		MG Mikaelian	3	2												S Kuznetsova	4	5
		S Kuznetsova	6	6					S Kuznetsova	6	6
	Q	S Reeves	2	4				12	E Daniilidou	3	2
	12	E Daniilidou	6	6																		8	A Myskina	2	2
	15	M Shaughnessy	5	3																		2	K Clijsters	6	6
		L Granville	7	6					L Granville	5	6	4
	Q	C Black	6	7				Q	C Black	7	1	6
		R Grande	3	5											Q	C Black	0	3
		V Ruano Pascual	6	6											2	K Clijsters	6	6
	Q	M Tu	4	4					V Ruano Pascual	1	0
								2	K Clijsters	6	6

• Main and Qualifying Draws