2023 Garden Open – Singles

Franco Agamenone was the defending champion^[1] but lost in the quarterfinals to Jesper de Jong.

Sumit Nagal won the title after defeating de Jong 6–3, 6–2 in the final.^[2][3]

	Semifinals							Final
	8	Joris De Loore	6	5	4
	Q	Sumit Nagal	2	7	6
								Q	Sumit Nagal	6	6
									Jesper de Jong	3	2
		Flavio Cobolli	5	3
		Jesper de Jong	7	6

	First round							Second round							Quarterfinals							Semifinals
	1	F Marozsán	4	4
	Q	Alexander Weis	6	6				Q	A Weis	5	2
		A Ritschard	77	7					A Ritschard	7	6
	Alt	N Serdarušić	63	5												A Ritschard	7	1	4
		N Fatić	0r												8	J De Loore	5	6	6
	WC	Gabriele Piraino	5					WC	G Piraino	78	1	4
		M Geerts	2	2				8	J De Loore	66	6	6
	8	J De Loore	6	6																		8	J De Loore	6	5	4
	4	F Maestrelli	2	4																		Q	S Nagal	2	7	6
	Q	S Nagal	6	6				Q	S Nagal	6	6
		A Andreev	0r					WC	F Tabacco	3	0
	WC	Fausto Tabacco	3												Q	S Nagal	7	6
	Alt	M Houkes	4	6	6										Alt	M Houkes	5	0
	Q	V Vacherot	6	3	4			Alt	M Houkes	6	77
	Alt	FC Jianu	5	3				5	J Sels	4	65
	5	J Sels	7	6

	First round							Second round							Quarterfinals							Semifinals
	LL	V Durasovic	3	3
	Q	F Forti	6	6				Q	F Forti	5	1
		F Cobolli	712	4	77				F Cobolli	7	6
		N Moreno de Alboran	610	6	61											F Cobolli	7	7
	WC	F Arnaboldi	4	3												M Trungelliti	5	5
		M Trungelliti	6	6					M Trungelliti	2	6	6
	Q	G Fonio	6	6				Q	G Fonio	6	1	2
	3	M Bellucci	3	4																			F Cobolli	5	3
	7	M Neuchrist	64	4																			J de Jong	7	6
		G Mager	77	6					G Mager	0	3
		J de Jong	6	6					J de Jong	6	6
		M Gengel	3	2												J de Jong	6	6
		O Roca Batalla	6	6											2	F Agamenone	3	4
	LL	Miguel Damas	1	1					O Roca Batalla	5	3
	Q	S Caruso	3	4				2	F Agamenone	7	6
	2	F Agamenone	6	6

• Main draw
• Qualifying draw