2011 Estoril Open – Men's singles

Albert Montañés was the defending champion, but chose to compete in the Serbia Open instead.
Juan Martín del Potro defeated Fernando Verdasco 6–2, 6–2 to claim his 2nd title this year since rehabilitating from wrist surgery, and his first on clay in nearly three years. It was Del Potro's ninth career title.

Men's singles
2011 Estoril Open
Champion	Juan Martín del Potro
Runner-up	Fernando Verdasco
Score	6–2, 6–2

Main article: 2011 Estoril Open

Seeds

The top four seeds received a bye into the second round.

1. Robin Söderling (quarterfinals)
2. Fernando Verdasco (final)
3. Jo-Wilfried Tsonga (second round)
4. Gilles Simon (quarterfinals)
5. Milos Raonic (semifinals, retired due to back injury)
6. Thomaz Bellucci (quarterfinals)
7. Kevin Anderson (quarterfinals)
8. Juan Martín del Potro (champion)

Qualifying

Main article: 2011 Estoril Open – Men's singles qualifying

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

Finals

	Semifinals							Final
	8	Juan Martín del Potro	6	78
		Pablo Cuevas	2	66
								8	Juan Martín del Potro	6	6
								2	Fernando Verdasco	2	2
	5	Milos Raonic	4r
	2	Fernando Verdasco	6

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	R Söderling	6	64	6
		J Chardy	6	6					J Chardy	1	77	1
		A Mannarino	4	3											1	R Söderling	4	5
		A Falla	4	6	4										8	JM del Potro	6	7
		P Andújar	6	1	4r				A Falla	2	1
	Q	P Sousa	2	6	3			8	JM del Potro	6	6
	8	JM del Potro	6	3	6																	8	JM del Potro	6	78
																							P Cuevas	2	66
								3/WC	J-W Tsonga	2	60
		P Riba	2	4					P Cuevas	6	77
		P Cuevas	6	6												P Cuevas	6	6
		M Daniel	3	1											6	T Bellucci	4	2
	Q	É Roger-Vasselin	6	6				Q	É Roger-Vasselin	3	7	5
	Q	F Nielsen	5	1				6	T Bellucci	6	5	7
	6	T Bellucci	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	M Raonic	6	6
		I Andreev	4	4				5	M Raonic	6	6
	WC	J Sousa	78	3	5			WC	J Sousa	3	3
	WC	G Elias	66	6	2r										5	M Raonic	77	4	6
		D Gimeno Traver	4	3											4	G Simon	64	6	3
		C Berlocq	6	6					C Berlocq	2	1
								4	G Simon	6	6
																						5	M Raonic	4r
	7	K Anderson	5	6	6																	2	F Verdasco	6
		T de Bakker	7	3	2			7	K Anderson	6	6
		R Machado	3	3					V Hănescu	4	2
		V Hănescu	6	6											7	K Anderson	77	2	3
	Q	F Cipolla	3	2											2	F Verdasco	62	6	6
		F Gil	6	6					F Gil	1	65
								2	F Verdasco	6	77

References

• Main draw