2023 Cassis Open Provence – Singles

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

Singles
2023 Cassis Open Provence
Champion	Mattia Bellucci
Runner-up	Tomáš Macháč
Score	6–3, 6–4

Main article: 2023 Cassis Open Provence

Mattia Bellucci won the title after defeating Tomáš Macháč 6–3, 6–4 in the final.

Seeds

1. Alexandre Müller (semifinals)
2. Liam Broady (semifinals)
3. Benjamin Bonzi (first round)
4. Tomáš Macháč (final)
5. Giulio Zeppieri (quarterfinals)
6. Antoine Escoffier (withdrew)
7. Mattia Bellucci (champion)
8. Federico Gaio (second round)

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
	1	Alexandre Müller	6	3	68
	4	Tomáš Macháč	3	6	710
								4	Tomáš Macháč	3	4
								7	Mattia Bellucci	6	6
	7	Mattia Bellucci	6	6
	2	Liam Broady	3	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Müller	6	2	7
		J Sousa	3	6	5			1	A Müller	6	6
		L Lokoli	77	7					L Lokoli	3	2
		U Blanchet	64	5											1	A Müller	6	6
		M Janvier	6	6											5	G Zeppieri	4	2
	Q	Christian Langmo	3	3					M Janvier	5	5
	Q	A Holmgren	3	3				5	G Zeppieri	7	7
	5	G Zeppieri	6	6																		1	A Müller	6	3	68
	4	T Macháč	6	6																		4	T Macháč	3	6	710
	WC	S Gueymard Wayenburg	2	4				4	T Macháč	6	6
		N Mejía	4	6	6				N Mejía	4	4
	WC	A Hoang	6	3	3										4	T Macháč	77	6
		M Echargui	78	61	3											A Moro Cañas	65	1
		A Moro Cañas	66	77	6				A Moro Cañas	6	6
		K Ivanovski	6	3	4			8	F Gaio	3	2
	8	F Gaio	1	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	M Bellucci	6	6
	Q	R Ramanathan	2	4				7	M Bellucci	6	6
		Jules Marie	6	63	64				M Neuchrist	2	3
		M Neuchrist	2	77	77										7	M Bellucci	1	6	6
	Q	C Broom	6	7												L Poullain	6	3	0
	LL	A McHugh	2	5				Q	C Broom	65	4
		Lucas Poullain	6	6					L Poullain	77	6
	3	B Bonzi	3	1																		7	M Bellucci	6	6
	LL	E Møller	6	6																		2	L Broady	3	4
	Q	E Benchetrit	3	1				LL	E Møller	1	5
		M Lajal	3	66					B Harris	6	7
		B Harris	6	78												B Harris	4	3
	Q	D Cox	2	66											2	L Broady	6	6
		F Ferreira Silva	6	78					F Ferreira Silva	2	2
		D Added	0	2				2	L Broady	6	6
	2	L Broady	6	6