David Ferrer was the defending champion but lost in the first round to Galo Blanco.

David Sánchez won in the final 6–2, 6–2 against Nicolás Massú.

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.

	First round							Second round							Quarterfinals							Semifinals							Final
	1	N Davydenko	5	77	0
	Q	I Andreev	7	61	6			Q	I Andreev	2	6	2
	Q	A Seppi	6	3	4				J Acasuso	6	4	6
		J Acasuso	2	6	6											J Acasuso	4	6	6
		J van Lottum	3	6	6											J van Lottum	6	2	3
		A Montañés	6	2	0				J van Lottum	6	78
		G Blanco	6	6					G Blanco	1	66
	6	D Ferrer	2	3																			J Acasuso	77	66	3
	4	D Sánchez	6	6																		4	D Sánchez	64	78	6
		À Corretja	2	3				4	D Sánchez	77	6
		K Beck	6	1	69				J Melzer	62	4
		J Melzer	4	6	711										4	D Sánchez	6	3	6
		A Portas	6	6											5	P-H Mathieu	4	6	3
	WC	G Moraru	3	1					A Portas	2	1
		S Koubek	2	3				5	P-H Mathieu	6	6
	5	P-H Mathieu	6	6																									4	David Sánchez	6	6
	8	A Martín	6	6																									2	Nicolás Massú	2	2
		O Mutis	3	2				8	A Martín	4	6	4
		R Ramírez Hidalgo	3	1				WC	R Sabău	6	0	6
	WC	R Sabău	6	6											WC	R Sabău	2	6	6
	WC	I Moldovan	6	6											3	S Sargsian	6	3	4
		T Behrend	4	1				WC	I Moldovan	5	1
		F Squillari	2	2				3	S Sargsian	7	6
	3	S Sargsian	6	6																		WC	R Sabău	1	4
	7	F Vicente	3	0																		2	N Massú	6	6
		C Rochus	6	6					C Rochus	3	4
		V Hănescu	4	6	79				V Hănescu	6	6
	Q	A Waske	6	4	67											V Hănescu	4	1
		L Burgsmüller	77	4	2										2	N Massú	6	6
	Q	F Čermák	63	6	6			Q	F Čermák	3	3
		L Horna	64	3				2	N Massú	6	6
	2	N Massú	77	6

• 2003 BCR Open Romania draw
• 2003 BCR Open Romania Qualifying draw