Singles
2023 Challenger Biel/Bienne
Champion	Jurij Rodionov
Runner-up	Liam Broady
Score	6–3, 0–0 ret.

Jurij Rodionov was the defending champion^[1] and successfully defended his title after Liam Broady retired trailing 3–6, 0–0 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	Q	Marius Copil	3	4
	4	Liam Broady	6	6
								4	Liam Broady	3	0r
								2	Jurij Rodionov	6	0
		Benjamin Hassan	3	5
	2	Jurij Rodionov	6	7

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	D Stricker	77	77
		B Zhukayev	62	65				1	D Stricker	6	2	63
	Q	M Copil	6	6				Q	M Copil	3	6	77
		M Gengel	4	3											Q	M Copil	6	6
	LL	MH Rehberg	6	65	6										WC	M Brunold	3	3
		D Masur	3	77	3			LL	MH Rehberg	2	6	3
	WC	M Brunold	6	6				WC	M Brunold	6	3	6
	6	Z Kolář	1	4																		Q	M Copil	3	4
	4	L Broady	6	6																		4	L Broady	6	6
		V Durasovic	1	4				4	L Broady	6	7
		O Jasika	4	4					M Neuchrist	4	5
		M Neuchrist	6	6											4	L Broady	3	7	6
	Q	Kirill Kivattsev	6	65	6										8	G Diallo	6	5	3
		A Lazarov	4	77	3			Q	K Kivattsev	2	3
	WC	Dylan Dietrich	6	1	4			8	G Diallo	6	6
	8	G Diallo	4	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	A Ritschard	63	6	66
		B Hassan	77	4	78				B Hassan	6	77
		A Dougaz	3	6	68			PR	T-S Kwiatkowski	4	65
	PR	T-S Kwiatkowski	6	3	710											B Hassan	77	6
		A Çelikbilek	2	0											3	N Gombos	62	2
		M Kukushkin	6	6					M Kukushkin	62	6	2
	Q	Enrico Dalla Valle	6	3	61			3	N Gombos	77	4	6
	3	N Gombos	4	6	77																		B Hassan	3	5
	5	O Virtanen	6	6																		2	J Rodionov	6	7
		J McCabe	4	4				5	O Virtanen	6	6
	Q	D Cukierman	6	77				Q	D Cukierman	2	3
		A Vatutin	4	63											5	O Virtanen	64	7	3
	WC	J Paul	65	4											2	J Rodionov	77	5	6
	Q	F Forti	77	6				Q	F Forti	4	4
	Q	N Oberleitner	3	63				2	J Rodionov	6	6
	2	J Rodionov	6	77

References

External links

• Main draw
• Qualifying draw