Singles
2009 Open de Rennes
Champion	Alejandro Falla
Runner-up	Thierry Ascione
Score	6–3, 6–2

Josselin Ouanna was the defending champion, but retired in the second round match against Stefano Galvani while scores were 6–7^(1–7), 7–6^(7–4).
Alejandro Falla won this tournament, by defeating Thierry Ascione 6–3, 6–2 in the final.

Seeds

Draw

Finals

	Semifinals							Final
		David Guez	2	66
	5	Alejandro Falla	6	77
								5	Alejandro Falla	6	6
									Thierry Ascione	3	2
		Dieter Kindlmann	63	64
		Thierry Ascione	77	77

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	J Ouanna	7	7
		P Červenák	5	5				1	J Ouanna	77	64	r
		L Rosol	1	4					S Galvani	61	77
		S Galvani	6	6												S Galvani	3	6	3
		D Goffin	67	6	63											D Guez	6	2	6
	WC	C-A Brézac	79	3	77			WC	C-A Brézac	3	6	3
		D Guez	6	6					D Guez	6	0	6
	6	A Clément	3	3																			D Guez	2	66
	3	C Ball	2	r																		5	A Falla	6	78
	Q	R Junaid	6					Q	R Junaid	4	4
		N Mahut	2	6	4				X Malisse	6	6
		X Malisse	6	3	6											X Malisse	65	6	2
		D Hrbatý	77	6											5	A Falla	77	3	6
	WC	R Jouan	65	4					D Hrbatý	6	4	1
	WC	G Mina	1	2				5	A Falla	2	6	6
	5	A Falla	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	S Robert	6	3	68
		A Sidorenko	2	6	710				A Sidorenko	3	2
		D Kindlmann	3	6	6				D Kindlmann	6	6
		P Šnobel	6	4	4											D Kindlmann	6	7
		V Millot	3	3											4	K Anderson	2	5
		J Reister	6	6					J Reister	63	63
		O Patience	66	2				4	K Anderson	77	77
	4	K Anderson	78	6																			D Kindlmann	63	64
	8	T Alves	0	77	1																		T Ascione	77	77
	Q	R Chaki	6	65	6			Q	R Chaki	3	3
	Q	J Janowicz	3	3					J Minář	6	6
		J Minář	6	6												J Minář	3	5
	WC	J Obry	2	4												T Ascione	6	7
		T Ascione	6	6					T Ascione	7	7
	Q	J Haehnel	2	2				2	D Brands	5	5
	2	D Brands	6	6

References

• Main Draw
• Qualifying Draw