Singles
2003 Grand Prix SAR La Princesse Lalla Meryem
Champion	Rita Grande
Runner-up	Antonella Serra Zanetti
Score	6–2, 4–6, 6–1

Patricia Wartusch was the defending champion, but lost in the second round to Anastasia Rodionova.

Rita Grande won the title in an all-Italian final.^[1][2][3]

Seeds

Draw

Finals

	Semifinals							Final
		Ľudmila Cervanová	4	2
		Antonella Serra Zanetti	6	6
									Antonella Serra Zanetti	2	6	1
								2	Rita Grande	6	4	6
		Marta Marrero	7	5	3
	2	Rita Grande	66	7	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	V Razzano	3	0
		R de los Ríos	6	6					R de los Ríos	3	2
		M Müller	1	2				Q	G León García	6	6
	Q	G León García	6	6											Q	G León García	6	0	4
		Ľ Cervanová	6	6												Ľ Cervanová	2	6	6
		M Sánchez Lorenzo	1	4					Ľ Cervanová	7	6
		S Talaja	62	6	2			8	C Torrens Valero	5	1
	8	C Torrens Valero	7	1	6																		Ľ Cervanová	4	2
	5	K Koukalová	6	1	6																		An Serra Zanetti	6	6
	Q	J Janković	4	6	1			5	K Koukalová	1	6	3
		An Serra Zanetti	6	6					An Serra Zanetti	6	4	6
	WC	S Sfar	3	3												An Serra Zanetti	7	0	6
		An Rodionova	7	5	6											An Rodionova	5	6	2
		M Suchá	5	7	3				An Rodionova	6	6
		M Santangelo	4	3				6	P Wartusch	2	2
	6	P Wartusch	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinal
	7	I Benešová	1	7	2
		M Marrero	6	5	6				M Marrero	6	6
	Q	A Medina Garrigues	7	6				Q	A Medina Garrigues	2	3
		J Kostanić	5	2												M Marrero	6	6
	WC	B Mouhtassine	7	5	4										3	H Nagyová	4	4
		E Fislová	63	7	6				E Fislová	6	3	62
	PR	R Dragomir	3	4				3	H Nagyová	2	6	7
	3	H Nagyová	6	6																			M Marrero	7	5	3
	9	C Martínez Granados	2	4																		2	R Grande	66	7	6
		Ľ Kurhajcová	6	6					Ľ Kurhajcová	7	6
		T Poutchek	6	3	7				T Poutchek	64	2
	LL	ME Salerni	1	6	5											Ľ Kurhajcová	2	0
	Q	R Kuti-Kis	64	64											2	R Grande	6	6
	LL	ME Camerin	7	7				LL	ME Camerin	2	5
		Ad Serra Zanetti	3	5				2	R Grande	6	7
	2	R Grande	6	7

References