Singles
2023 Zug Open
Champion	Arthur Rinderknech
Runner-up	Joris De Loore
Score	3–6, 6–3, 6–4

Dominic Stricker was the defending champion^[1] but lost in the first round to Joris De Loore.

Arthur Rinderknech won the title after defeating De Loore 3–6, 6–3, 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Arthur Rinderknech	4	7	6
	3	Jurij Rodionov	6	5	2
								1	Arthur Rinderknech	3	6	6
									Joris De Loore	6	3	4
	4	Fabio Fognini	63	1
		Joris De Loore	77	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Rinderknech	77	6
	Q	G Ferrari	63	3				1	A Rinderknech	4	6	6
	WC	M Brunold	3	2					S Travaglia	6	4	3
		S Travaglia	6	6											1	A Rinderknech	6	6
	Alt	M Pucinelli de Almeida	2	4												A Andreev	2	2
		A Andreev	6	6					A Andreev	77	1	6
		F Ferreira Silva	6	4	2			6	H Mayot	65	6	4
	6	H Mayot	4	6	6																	1	A Rinderknech	4	7	6
	3	J Rodionov	6	7																		3	J Rodionov	6	5	2
		H Medjedovic	3	5				3	J Rodionov	6	6
	Q	Rémy Bertola	2	3					DN Mădăraș	2	4
		DN Mădăraș	6	6											3	J Rodionov	6	7
		M Neuchrist	4	4												Z Bergs	3	5
		Z Bergs	6	6					Z Bergs	2	79	6
	Q	E Kırkın	63	4				5	O Virtanen	6	67	3
	5	O Virtanen	77	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	A Ritschard	6	6
	Q	T Handel	2	1				7	A Ritschard	4	4
		J Menšík	6	6					J Menšík	6	6
		S Rodríguez Taverna	4	3												J Menšík	4	2
	Alt	A Dougaz	6	6											4	F Fognini	6	6
		J Sels	3	4				Alt	A Dougaz	6	65	0
	WC	K Feldbausch	4	2				4	F Fognini	1	77	6
	4	F Fognini	6	6																		4	F Fognini	63	1
	8	D Kuzmanov	6	6																			J De Loore	77	6
	Q	Dylan Dietrich	2	1				8	D Kuzmanov	4	65
		D Svrčina	1	77	3			WC	M Gigante	6	77
	WC	M Gigante	6	62	6										WC	M Gigante	6	65	4
	Q	M Guinard	3	7	66											J De Loore	3	77	6
		G Blancaneaux	6	5	78				G Blancaneaux	65	77	3
		J De Loore	4	7	6				J De Loore	77	64	6
	2	D Stricker	6	5	3

References

External links

• Main draw
• Qualifying draw