2003 Idea Prokom Open – Men's singles

José Acasuso was the defending champion but did not compete that year.

Men's singles
2003 Idea Prokom Open
Champion	Guillermo Coria
Runner-up	David Ferrer
Score	7–5, 6–1

Guillermo Coria won in the final 7–5, 6–1 against David Ferrer.

Seeds

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

1. Juan Carlos Ferrero (quarterfinals)
2. Carlos Moyá (first round)
3. Guillermo Coria (champion)
4. David Nalbandian (second round)
5. Filippo Volandri (first round)
6. David Sánchez (second round)
7. Dominik Hrbatý (second round)
8. Olivier Mutis (quarterfinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Second round							Quarterfinals							Semifinals							Final
	1	J C Ferrero	6	6
	WC	B Dąbrowski	3	1				1	J C Ferrero	4	7	6
	Q	F Čermák	6	6				Q	F Čermák	6	5	2
	Q	F Urban	4	2											1	J C Ferrero	1	61
		A Sávolt	1	1												L Horna	6	77
		L Horna	6	6					L Horna	6	6
	WC	M Fyrstenberg	5	3				7	D Hrbatý	3	1
	7	D Hrbatý	7	6																			L Horna	2	2
	3	G Coria	6	6																		3	G Coria	6	6
		V Hănescu	3	4				3	G Coria	6	6
		C Rochus	6	6					C Rochus	1	0
		F Browne	3	3											3	G Coria	6	6
	Q	M-K Goellner	6	4	6										8	O Mutis	3	4
		M Kratochvil	4	6	3			Q	M-K Goellner	4	2
		A Voinea	2	4				8	O Mutis	6	6
	8	O Mutis	6	6																									3	Guillermo Coria	7	6
	6	D Sánchez	6	6																										David Ferrer	5	1
		M Norman	4	2				6	D Sánchez	3	4
		G Galimberti	3	2					A Vinciguerra	6	6
		A Vinciguerra	6	6												A Vinciguerra	1	2
	Q	B Ulihrach	62	2												D Ferrer	6	6
		D Ferrer	77	6					D Ferrer	6	4	6
		M Rosset	2	4				4	D Nalbandian	4	6	3
	4	D Nalbandian	6	6																			D Ferrer	62	6	6
	5	F Volandri	4	0																			R Ramírez Hidalgo	77	3	4
		M Puerta	6	6					M Puerta	3	3
		R Ramírez Hidalgo	7	3	6				R Ramírez Hidalgo	6	6
		J Knowle	5	6	1											R Ramírez Hidalgo	67	6	6
	WC	M Matkowski	0	1												G Blanco	79	4	0
		G Blanco	6	6					G Blanco	3	6	6
		A Portas	77	66	7				A Portas	6	1	4
	2	C Moyá	64	78	5

References

• 2003 Idea Prokom Open Draw