Singles
2023 Platzmann-Sauerland Open
Champion	Duje Ajduković
Runner-up	Hugo Dellien
Score	7–5, 6–4

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

Duje Ajduković won the title after defeating Hugo Dellien 7–5, 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	Q	Duje Ajduković	6	2
	6	Raúl Brancaccio	3	1r
								Q	Duje Ajduković	7	6
								8	Hugo Dellien	5	4
	3	Benoît Paire	77	4	3
	8	Hugo Dellien	64	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	F Marozsán	77	6
	WC	Liam Gavrielides	64	3				1	F Marozsán	6	63	2
	WC	MH Rehberg	4	2					R Molleker	0	77	6
		R Molleker	6	6												R Molleker	2	4
		O Roca Batalla	6	6											Q	D Ajduković	6	6
	Q	Tommaso Compagnucci	3	4					O Roca Batalla	4	4
	Q	D Ajduković	6	1	77			Q	D Ajduković	6	6
	5	M Marterer	3	6	65																	Q	D Ajduković	6	2
	4	T Skatov	6	65	7																	6	R Brancaccio	3	1r
		O Krutykh	3	77	5			4	T Skatov	3	7	65
		G Blancaneaux	4	1					C Ugo Carabelli	6	5	77
		C Ugo Carabelli	6	6												C Ugo Carabelli	4	6	4
		S Travaglia	63	0r											6	R Brancaccio	6	3	6
	Alt	H Squire	77	1				Alt	H Squire	3	6	4
		H Laaksonen	4	6	63			6	R Brancaccio	6	2	6
	6	R Brancaccio	6	3	77

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	J Choinski	4	2
		G Onclin	6	6					G Onclin	6	6
		S Rodríguez Taverna	6	6					S Rodríguez Taverna	1	4
	Q	Georgii Kravchenko	3	2												G Onclin	4	4
	Q	M Möller	6	6											3	B Paire	6	6
		N Hardt	3	1				Q	M Möller	4	4
		F Mena	4	3				3	B Paire	6	6
	3	B Paire	6	6																		3	B Paire	77	4	3
	8	H Dellien	6	6																		8	H Dellien	64	6	6
		D Masur	2	3				8	H Dellien	1	6	77
		J Kovalík	79	6					J Kovalík	6	1	63
	Q	H Naw	67	3											8	H Dellien	7	7
	WC	L Wessels	6	79											2	P Martínez	5	5
	Q	M Zormann	3	67				WC	L Wessels	4	2
		M Navone	5	6	62			2	P Martínez	6	6
	2	P Martínez	7	2	77

References

External links

• Main draw
• Qualifying draw