Singles
2003 Generali Open
Champion	Guillermo Coria
Runner-up	Nicolás Massú
Score	6–1, 6–4, 6–2
Draw	48
Seeds	16

Àlex Corretja was the defending champion but lost in the second round to Werner Eschauer.

Guillermo Coria won in the final 6–1, 6–4, 6–2 against Nicolás Massú.

Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. All sixteen seeds received a bye to the second round.

Draw

Finals

	Semifinals							Final
	9	Mariano Zabaleta	2	1
		Nicolás Massú	6	6
									Nicolás Massú	1	4	2
								2	Guillermo Coria	6	6	6
	13	Feliciano López	1	2
	2	Guillermo Coria	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	J C Ferrero	77	77
		A Dupuis	6	65	4				F Verdasco	63	62
		F Verdasco	1	77	6										1	J C Ferrero	77	6
		F Squillari	5	6	1										15	F Saretta	64	3
	Q	G Etlis	7	4	6			Q	G Etlis	63	1
								15	F Saretta	77	6
																						1	J C Ferrero	1	4
																						9	M Zabaleta	6	6
								9	M Zabaleta	6	7
		V Hănescu	6	6					V Hănescu	2	5
		M Hipfl	4	0											9	M Zabaleta	w/o
		J Boutter	3	3											5	Y El Aynaoui
		M Kratochvil	6	6					M Kratochvil	77	1	63
								5	Y El Aynaoui	64	6	77

Section 2

	First round							Second round							Third round							Quarterfinals
								4	A Costa	711	5	60
		N Massú	6	3	6				N Massú	69	7	77
		S Koubek	4	6	4											N Massú	6	6
		A Portas	6	6											14	S Sargsian	2	2
	WC	B Ulihrach	4	2					A Portas	64	1
								14	S Sargsian	77	6
																							N Massú	7	6
																							N Lapentti	5	4
								11	N Davydenko	6	6
	WC	A Peya	4	6	78			WC	A Peya	2	3
		G Blanco	6	3	66										11	N Davydenko	3	1
		N Lapentti	710	6												N Lapentti	6	6
		W Arthurs	68	3					N Lapentti	6	6
								6	M Youzhny	3	3

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								7	G Gaudio	6	6
		T Behrend	6	3	6				T Behrend	4	3
		Ó Hernández	4	6	3										7	G Gaudio	6	3	6
		W Eschauer	63	6	6											W Eschauer	4	6	4
		A Waske	77	1	3				W Eschauer	6	6
								12	À Corretja	4	4
																						7	G Gaudio	2	77	5
																						13	F López	6	62	7
								13	F López	6	6
	Q	R Vik	3	6	2			WC	F Mergea	3	4
	WC	F Mergea	6	3	6										13	F López	3	6	3
	WC	I Neumüller	2	2												P-H Mathieu	6	3	0/r
		P-H Mathieu	6	6					P-H Mathieu	6	3	6
								3	R Schüttler	4	6	3

Section 4

	First round							Second round							Third round							Quarterfinals
								8	J I Chela	6	6
		J Melzer	5	2				Q	F Čermák	1	3
	Q	F Čermák	7	6											8	J I Chela	6	3	78
		L Horna	6	6											10	M Mirnyi	4	6	66
	Q	D Köllerer	3	2					L Horna	3	2
								10	M Mirnyi	6	6
																						8	J I Chela	3	2
																						2	G Coria	6	6
								16	D Sánchez	2	4
	Q	A Seppi	3	4					O Mutis	6	6
		O Mutis	6	6												O Mutis	1	0
	Q	O Gross	4	4											2	G Coria	6	6
		A Vinciguerra	6	6					A Vinciguerra	4	3
								2	G Coria	6	6

References

• 2003 Generali Open draw