Singles
2005 Dutch Open
Final
Champion	Fernando González
Runner-up	Agustín Calleri
Score	7–5, 6–3
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 2004 · Dutch Open · 2006 →

Martin Verkerk was the defending champion, but did not participate this year.

Fernando González won the tournament, beating Agustín Calleri in the final, 7–5, 6–3.

	Semifinals							Final
		Ivo Minář	4	4
		Agustín Calleri	6	6
									Agustín Calleri	5	3
								2	Fernando González	7	6
		David Sánchez	2	1
	2	Fernando González	6	6

	First round							Second round							Quarterfinals							Semifinals
	1	M Puerta	6	6
		J Tipsarević	2	2				1	M Puerta	6	6
	Q	JA Marín	77	6				Q	JA Marín	2	2
		F Aldi	65	1												M Puerta	2	7	64
		I Minář	6	6												I Minář	6	5	77
		F Serra	4	2					I Minář	77	6
		S Ventura	3	6	6				S Ventura	65	4
	7	Ó Hernández	6	0	1																		I Minář	4	4
	4	C Rochus	4	6	7																		A Calleri	6	6
		M Tabara	6	2	5			4	C Rochus	2	5
	WC	M van Gemerden	6					WC	M van Gemerden	6	7
	WC	D van Scheppingen	0	r											WC	M van Gemerden	4	4
	Q	J Benneteau	4	6	3											A Calleri	6	6
		A Calleri	6	2	6				A Calleri	77	6
	WC	S Korteling	4	5				6	V Hănescu	65	4
	6	V Hănescu	6	7

	First round							Second round							Quarterfinals							Semifinals
	8	T Behrend	4	5
		D Sánchez	6	7					D Sánchez	6	6
	LL	S Roitman	6	3	5				Á Calatrava	2	2
		Á Calatrava	3	6	7											D Sánchez	6	4	6
		D Norman	77	2	3										3	N Massú	3	6	3
		J Vaněk	65	6	6				J Vaněk	4	5
	Q	N Thomann	4	2				3	N Massú	6	7
	3	N Massú	6	6																			D Sánchez	2	1
	5	L Horna	79	3	5																	2	F González	6	6
		R Sluiter	67	6	7				R Sluiter	6	65	2
	Q	R Žitko	62	3					D Bracciali	1	77	6
		D Bracciali	77	6												D Bracciali	3	3
		N Lapentti	1	3											2	F González	6	6
		R Vik	6	6					R Vik	2	2
		K Vliegen	2	1				2	F González	6	6
	2	F González	6	6

• Main draw
• Qualifying draw