Men's singles
2023 Iași Open
Champion	Hugo Gaston
Runner-up	Bernabé Zapata Miralles
Score	3–6, 6–0, 6–4

Felipe Meligeni Alves was the defending champion^[1] but chose not to defend his title.

Hugo Gaston won the title after defeating Bernabé Zapata Miralles 3–6, 6–0, 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1/WC	Bernabé Zapata Miralles	2	7	6
	5	Cristian Garín	6	5	3
								1/WC	Bernabé Zapata Miralles	6	0	4
								6	Hugo Gaston	3	6	6
	6	Hugo Gaston	6	6
	Alt	Steven Diez	4	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1/WC	B Zapata Miralles	6	6
		A Dougaz	4	3				1/WC	B Zapata Miralles	6	6
		D Svrčina	77	6					D Svrčina	3	4
	Q	Sebastian Gima	63	2											1/WC	B Zapata Miralles	6	3	6
		J Menšík	7	6												J Menšík	1	6	2
	Q	K Jacquet	5	4					J Menšík	6	6
	Q	Andrey Chepelev	4	6	5			8	Z Kolář	2	2
	8	Z Kolář	6	3	7																	1/WC	B Zapata Miralles	2	7	6
	4	Z Piros	2	6	62																	5	C Garín	6	5	3
		T Atmane	6	3	77				T Atmane	1	5
		Edoardo Lavagno	4	3					R Bonadio	6	7
		R Bonadio	6	6												R Bonadio	4	6	63
	Alt	V Vacherot	77	7											5	C Garín	6	4	77
		J De Loore	64	5				Alt	V Vacherot	62	2
		DN Mădăraș	5	2				5	C Garín	77	6
	5	C Garín	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	H Gaston	4	0
	Alt	M Zekić	6	1r				6	H Gaston	77	6
	PR	P Cuevas	6	6				PR	P Cuevas	65	1
		G Onclin	2	3											6	H Gaston	6	3	6
	LL	M Vrbenský	6	6												V Sachko	0	6	3
	Q	Juan Bautista Otegui	2	3				LL	M Vrbenský	1	2
		V Sachko	65	6	3				V Sachko	6	6
	3	T Macháč	77	4	0r																	6	H Gaston	6	6
	7	E Couacaud	2	1																		Alt	S Diez	4	4
	WC	FC Jianu	6	6				WC	FC Jianu	6	4	3
	Q	K Ivanovski	4	77	6			Q	K Ivanovski	3	6	6
		ND Ionel	6	64	2										Q	K Ivanovski	4	3
	Q	Àlex Martí Pujolràs	1	1											Alt	S Diez	6	6
	Alt	S Diez	6	6				Alt	S Diez	6	6
		JP Ficovich	6	6					JP Ficovich	3	4
	2	R Albot	3	3

References

External links

• Main draw
• Qualifying draw