2023 Open de Rennes – Singles

Ugo Humbert was the defending champion^[1] but chose not to defend his title.

Singles
2023 Open de Rennes
Champion	Maxime Cressy
Runner-up	Benjamin Bonzi
Score	6–3, 2–0 ret.

Main article: 2023 Open de Rennes

Maxime Cressy won the title after Benjamin Bonzi retired trailing 3–6, 0–2 in the final.

Seeds

1. Richard Gasquet (quarterfinals)
2. Grégoire Barrère (semifinals)
3. Quentin Halys (first round)
4. Corentin Moutet (second round)
5. Constant Lestienne (first round)
6. Radu Albot (quarterfinals)
7. Liam Broady (first round)
8. Benjamin Bonzi (final, retired)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
	8	Benjamin Bonzi	6	6
	Q	Matteo Martineau	4	4
								8	Benjamin Bonzi	3	0r
									Maxime Cressy	6	2
		Maxime Cressy	77	77
	2	Grégoire Barrère	63	64

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Gasquet	7	6
		Jules Marie	5	3				1	R Gasquet	6	7
		L Nardi	4	6	1			Alt	M Guinard	3	5
	Alt	M Guinard	6	3	6										1	R Gasquet	65	0
		G Onclin	6	6											8	B Bonzi	77	6
		G Zeppieri	2	2					G Onclin	1	2
	Q	Maxence Beaugé	63	1				8	B Bonzi	6	6
	8	B Bonzi	77	6																		8	B Bonzi	6	6
	3	Q Halys	77	4	3																	Q	M Martineau	4	4
		A Escoffier	65	6	6				A Escoffier	5	710	2
	Alt	A Shelbayh	0	1				Q	M Martineau	7	68	6
	Q	M Martineau	6	6											Q	M Martineau	2
		T Droguet	6	2	6										PR	L Pouille	2r
	WC	D Added	1	6	4				T Droguet	4	2
	PR	L Pouille	6	3	6			PR	L Pouille	6	6
	5	C Lestienne	2	6	1

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	L Broady	4	4
		Z Bergs	6	6					Z Bergs	5	3
		M Neuchrist	4	2					M Bellucci	7	6
		M Bellucci	6	6												M Bellucci	62	5
		M Cressy	77	77												M Cressy	77	7
		Em Nava	62	64					M Cressy	77	6
	LL	E Coulibaly	4	1				4/WC	C Moutet	61	2
	4/WC	C Moutet	6	6																			M Cressy	77	77
	6	R Albot	6	6																		2	G Barrère	63	64
		M Lajal	1	2				6	R Albot	6	77
	Q	G Debru	3	3				WC	L Poullain	3	62
	WC	Lucas Poullain	6	6											6	R Albot	2	2
	Q	A Moro Cañas	2	6	7										2	G Barrère	6	6
	Q	A Vatutin	6	1	5			Q	A Moro Cañas	3	6	3
	Q	K Żuk	3	1				2	G Barrère	6	4	6
	2	G Barrère	6	6