Singles
2005 Movistar Open
Final
Champion	Gastón Gaudio
Runner-up	Fernando González
Score	6–3, 6–4
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 2004 · Movistar Open · 2006 →

Fernando González was the defending champion.

Gastón Gaudio won the title, defeating González 6–3, 6–4 in the final.

	Semifinals							Final
	WC/1	Gastón Gaudio	6	4	6
	4	David Ferrer	3	6	2
								WC/1	Gastón Gaudio	6	6
								2	Fernando González	3	4
	3	Filippo Volandri	4	7	2
	2	Fernando González	6	5	6

	First round							Second round							Quarterfinals							Semifinals
	WC/1	G Gaudio	78	6
		J Vaněk	66	2				WC/1	G Gaudio	6	6
		A Montañés	7	4	4				D Sánchez	4	2
		D Sánchez	5	6	6										WC/1	G Gaudio	6	3	6
	WC	F Parada	4	6	3										6	J Acasuso	2	6	1
		F Saretta	6	4	6				F Saretta	2	62
		O Patience	1	6	66			6	J Acasuso	6	77
	6	J Acasuso	6	3	78																	WC/1	G Gaudio	6	4	6
	4	D Ferrer	6	6																		4	D Ferrer	3	6	2
	Q	A Portas	4	4				4	D Ferrer	6	6
		J Mónaco	3	78	5				M Puerta	2	0
		M Puerta	6	66	7										4	D Ferrer	6	6
	Q	F Luzzi	78	6											7	A Calleri	1	3
		J Tipsarević	66	0				Q	F Luzzi	3	6	3
		Á Calatrava	3	2				7	A Calleri	6	3	6
	7	A Calleri	6	6

	First round							Second round							Quarterfinals							Semifinals
	8	P Starace	1	2
		R R Hidalgo	6	6					R R Hidalgo	6	6
		F Mantilla	6	3					F Mantilla	4	3
		A García	4	2r												R R Hidalgo	4	2
		P-H Mathieu	6	77											3	F Volandri	6	6
		Ó Hernández	2	63					P-H Mathieu	4	4
		G García López	1	3				3	F Volandri	6	6
	3	F Volandri	6	6																		3	F Volandri	4	7	2
	5	M Zabaleta	6	6																		2	F González	6	5	6
		N Lapentti	1	2				5	M Zabaleta	6	6
	Q	P Harboe	3	6	2				S Ventura	4	3
		S Ventura	6	4	6										5	M Zabaleta	6	64	62
	WC	À Corretja	5	2											2	F González	4	77	77
		N Almagro	7	6					N Almagro	64	5
	Q	P Luczak	3	7	4			2	F González	77	7
	2	F González	6	5	6

• Main draw
• Qualifying draw