Singles
2011 Challenger DCNS de Cherbourg
Champion	Grigor Dimitrov
Runner-up	Nicolas Mahut
Score	6–2, 7–6(7–4)

Nicolas Mahut was the defending champion and 2nd seed. He reached the final, but lost to 1st seed Grigor Dimitrov 2–6, 6–7^(4–7).

Seeds

Draw

Finals

	Semifinals							Final
	1	Grigor Dimitrov	6	6
		Stéphane Robert	3	0
								1	Grigor Dimitrov	6	77
								2	Nicolas Mahut	2	65
		Karol Beck	6	4	3
	2	Nicolas Mahut	4	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	G Dimitrov	77	77
		D Guez	63	64				1	G Dimitrov	77	6
		J Ouanna	3	0					I Minář	65	2
		I Minář	6	6											1	G Dimitrov	64	77	6
		V Millot	2	0	r										8	S Bohli	77	64	3
		M Gicquel	6	3					M Gicquel	3	2
		Y Mertens	1	77	1			8	S Bohli	6	6
	8	S Bohli	6	63	6																	1	G Dimitrov	6	6
	3	A Clément	4	66																			S Robert	3	0
	SE	Stefan Seifert	6	78				SE	S Seifert	2	3
		S Robert	6	6					S Robert	6	6
	Q	J Mertl	3	0												S Robert	6	6
		K Kravchuk	1	3												J Millman	3	3
		J Millman	6	6					J Millman	6	2	77
		G Burquier	6	62	3			7	A Kudryavtsev	4	6	62
	7	A Kudryavtsev	1	77	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	A Beck	6	63	3
		M Semjan	1	77	6				M Semjan	6	2	6
	WC	A Sidorenko	6	6				WC	A Sidorenko	2	6	2
		P Červenák	1	4												M Semjan	2	1
		K Beck	6	3	6											K Beck	6	6
	WC	J Eysseric	4	6	3				K Beck	6	6
		B Klein	3	4				4	É Roger-Vasselin	4	4
	4	É Roger-Vasselin	6	6																			K Beck	6	4	3
	5/WC	B Paire	6	3	77																	2	N Mahut	4	6	6
		R Jouan	4	6	64			5/WC	B Paire	3	4
	Q	N Desein	2	2					R Bautista-Agut	6	6
		R Bautista-Agut	6	6												R Bautista-Agut	4	4
	Q	M Teixeira	77	65	3										2	N Mahut	6	6
	WC	K de Schepper	64	77	6			WC	K de Schepper	3	6	62
	Q	M Middelkoop	6	3	2			2	N Mahut	6	4	77
	2	N Mahut	2	6	6

References

• Main Draw
• Qualifying Draw