2023 Libéma Open – Men's singles

Men's singles
2023 Libéma Open
Champion	Tallon Griekspoor
Runner-up	Jordan Thompson
Score	6–7(4–7), 7–6(7–3), 6–3
Draw	28 (4 Q / 3 WC )
Seeds	8

Tallon Griekspoor defeated Jordan Thompson in the final, 6–7^(4–7), 7–6^(7–3), 6–3 to win the men's singles tennis title at the 2023 Libéma Open.^[1] It was his second ATP Tour title.

Tim van Rijthoven was the reigning champion,^[2] but did not compete due to an elbow injury.^[3]

This tournament marked the return of 2016 Wimbledon finalist and former world No. 3 Milos Raonic, after being away from the tour since 2021. He lost in the second round to Thompson.

The top four seeds received a bye into the second round.

	Semifinals							Final
		Jordan Thompson	77	6
	LL	Rinky Hijikata	65	3
									Jordan Thompson	77	63	3
								6	Tallon Griekspoor	64	77	6
	6	Tallon Griekspoor	6	7
		Emil Ruusuvuori	4	5

	First round							Second round							Quarterfinals							Semifinals
								1	D Medvedev	6	4	2
		A Mannarino	77	6					A Mannarino	4	6	6
	Q	A Fils	61	4												A Mannarino	7	62	2
		J Thompson	6	77												J Thompson	5	77	6
	Q	G Mpetshi Perricard	4	63					J Thompson	77	6
	PR	M Raonic	6	6				PR	M Raonic	64	1
	5	M Kecmanović	3	4																			J Thompson	77	6
																						LL	R Hijikata	65	3
								3	B Ćorić	4	4
		M McDonald	6	6					M McDonald	6	6
		I Ivashka	4	3												M McDonald	7	3	1
	LL	R Hijikata	65	6	6										LL	R Hijikata	5	6	6
	WC	G Brouwer	77	3	2			LL	R Hijikata	2	7	6
		M-A Hüsler	6	77					M-A Hüsler	6	5	3
	8	M Cressy	2	62

	First round							Second round							Quarterfinals							Semifinals
	6	T Griekspoor	6	3	6
		M Ymer	2	6	3			6	T Griekspoor	6	6
	WC	A Rinderknech	3	66					A Popyrin	3	2
		A Popyrin	6	78											6	T Griekspoor	4	6	6
		L Djere	6	6											4	A de Minaur	6	3	4
	Q	R Berankis	4	2					L Djere	1	77	3
								4	A de Minaur	6	65	6
																						6	T Griekspoor	6	7
	7	U Humbert	6	6																			E Ruusuvuori	4	5
		J Kubler	4	2				7	U Humbert	2	78	4
		E Ruusuvuori	6	3	6				E Ruusuvuori	6	66	6
		B Nakashima	3	6	3											E Ruusuvuori	6	6
		A Bublik	7	7											2/WC	J Sinner	3	4
	Q	D Goffin	5	5					A Bublik	4	2
								2/WC	J Sinner	6	6

	First round							Qualifying competition
	1	Arthur Fils	6	6
		Lloyd Harris	4	4
								1	Arthur Fils	6	6
								PR	Pierre-Hugues Herbert	3	3
	PR	Pierre-Hugues Herbert	6	6
	6	Jelle Sels	3	2

	First round							Qualifying competition
	2	David Goffin	6	6
	WC	Alec Deckers	4	1
								2	David Goffin	2	6	78
								7	Jesper de Jong	6	2	66
	Alt	Thijmen Loof	3	1
	7	Jesper de Jong	6	6

	First round							Qualifying competition
	3	Pavel Kotov	2	4
		Edan Leshem	6	6
									Edan Leshem	77	4	4
									Giovanni Mpetshi Perricard	65	6	6
		Giovanni Mpetshi Perricard	6	4	6
	5	Andrea Vavassori	4	6	3

	First round							Qualifying competition
	4	Rinky Hijikata	6	7
		Robin Haase	3	5
								4	Rinky Hijikata	4	4
								8	Ričardas Berankis	6	6
	WC	Noah Gabriel	1	1
	8	Ričardas Berankis	6	6

• Main draw
• Qualifying draw