2023 Dutch Open – Singles

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

Singles
2023 Dutch Open
Champion	Maximilian Marterer
Runner-up	Titouan Droguet
Score	6–4, 6–2

Main article: 2023 Dutch Open

Maximilian Marterer won the title after defeating Titouan Droguet 6–4, 6–2 in the final.

Seeds

1. Facundo Díaz Acosta (quarterfinals, retired)
2. Felipe Meligeni Alves (first round)
3. Jan Choinski (second round)
4. Jelle Sels (first round)
5. Maximilian Marterer (champion)
6. Jesper de Jong (first round)
7. Nicholas David Ionel (second round)
8. Titouan Droguet (final)

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
	Q	Mathys Erhard	5	1
	8	Titouan Droguet	7	6
								8	Titouan Droguet	4	2
								5	Maximilian Marterer	6	6
		Rudolf Molleker	4	65
	5	Maximilian Marterer	6	77

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	F Díaz Acosta	6	6
		U Blanchet	1	2				1	F Díaz Acosta	6	4	6
		S Travaglia	6	6					S Travaglia	3	6	4
	LL	Luca Potenza	2	3											1	F Díaz Acosta	3	0r
	Q	T Colson	66	63											Q	M Erhard	6	0
	Q	Mathys Erhard	78	77				Q	M Erhard	6	6
		M Houkes	64	2				7	ND Ionel	2	3
	7	ND Ionel	77	6																		Q	M Erhard	5	1
	3	J Choinski	6	7																		8	T Droguet	7	6
		S Rodríguez Taverna	4	5				3	J Choinski	2	65
		M Landaluce	64	5				WC	A Deckers	6	77
	WC	Alec Deckers	77	7											WC	A Deckers	3	6	3
	Q	Niels Visker	2	1											8	T Droguet	6	4	6
	Q	E Møller	6	6				Q	E Møller	3	4
	Q	M Vrbenský	1	4				8	T Droguet	6	6
	8	T Droguet	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	J de Jong	4	6	3
	WC	G den Ouden	6	3	6			WC	G den Ouden	66	66
		G Onclin	6	6					G Onclin	78	78
		O Roca Batalla	2	2												G Onclin	2	2
		R Molleker	6	77												R Molleker	6	6
	WC	Sander Jong	4	63					R Molleker	6	6
		F Delbonis	77	6					F Delbonis	1	3
	4	J Sels	62	2																			R Molleker	4	65
	5	M Marterer	6	6																		5	M Marterer	6	77
		S Diez	3	4				5	M Marterer	6	77
	Alt	M Guinard	2	2					J Menšík	3	63
		J Menšík	6	6											5	M Marterer	6	6
	Q	J De Loore	6	6												M Geerts	1	2
	LL	Àlex Martí Pujolràs	3	3				Q	J De Loore	62	77	4
		M Geerts	3	6	6				M Geerts	77	64	6
	2	F Meligeni Alves	6	2	2