Singles
2020 Koblenz Open
Champion	Tomáš Macháč
Runner-up	Botic van de Zandschulp
Score	6–3, 4–6, 6–3

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

Tomáš Macháč won the title after defeating Botic van de Zandschulp 6–3, 4–6, 6–3 in the final.

Seeds

All seeds receive a bye into the second round.

Draw

Finals

	Quarterfinals							Semifinals							Final
	1	Yannick Maden	6	4	4
	6	Botic van de Zandschulp	4	6	6
								6	Botic van de Zandschulp	6	3	6
								11	Nicola Kuhn	4	6	2
	13	Daniel Masur	7	62	2
	11	Nicola Kuhn	5	77	6
															6	Botic van de Zandschulp	3	6	3
																Tomáš Macháč	6	4	6
		Dimitar Kuzmanov	4	4
		Tomáš Macháč	6	6
									Tomáš Macháč	6	6
								12	Ruben Bemelmans	2	4
	12	Ruben Bemelmans	6	6
	2	Yannick Hanfmann	3	2

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	Y Maden	3	77	6
	WC	L Wessels	6	6				WC	L Wessels	6	65	3
		Peter Heller	3	2											1	Y Maden	6	6
	LL	E Kırkın	4	6	6										LL	E Kırkın	3	0
		B Hassan	6	1	4			LL	E Kırkın	6	65	7
								16	P Kotov	4	77	5
																						1	Y Maden	6	4	4
																						6	B van de Zandschulp	4	6	6
								9	J Lenz	1	3
		M Marterer	6	77					M Marterer	6	6
		E Struvay	3	65												M Marterer	4	2
		K Żuk	6	3	64										6	B van de Zandschulp	6	6
		I Sijsling	4	6	77				I Sijsling
								6	B van de Zandschulp	w/o

Section 2

	First round							Second round							Third round							Quarterfinals
								3	T Griekspoor	6	2	77
		Enrico Dalla Valle	1	4				Q	L Gerch	4	6	63
	Q	Lucas Gerch	6	6											3	T Griekspoor	7	3	1
		V Šafránek	6	6											13	D Masur	5	6	6
		Christopher Heyman	4	2					V Šafránek	7	62	2
								13	D Masur	5	77	6
																						13	D Masur	7	62	2
																						11	N Kuhn	5	77	6
								11	N Kuhn	6	6
		A Bega	6	6					A Bega	3	2
		E Leshem	1	2											11	N Kuhn	6	77
		M Bašić	6	6												M Bašić	4	64
		Y Mertens	3	1					M Bašić	6	6
								8	M Moraing	4	4

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								5	M Janvier	4	5
		D Kuzmanov	6	6					D Kuzmanov	6	7
		V Orlov	2	1												D Kuzmanov	4	6	6
		U Ignatik	6	6											10	D Brown	6	3	4
	WC	Nino Ehrenschneider	1	1					U Ignatik	4	4
								10	D Brown	6	6
																							D Kuzmanov	4	4
																							T Macháč	6	6
								14	T Gabashvili	0	3
	WC	Leopold Zima	2	2					T Macháč	6	6
		T Macháč	6	6												T Macháč	6	6
	WC	M Gengel	4	3												V Kopřiva	3	3
		V Kopřiva	6	6					V Kopřiva	6	77
								4	O Otte	4	64

Section 4

	First round							Second round							Third round							Quarterfinals
								7	Q Halys	7	6
	WC	M Welte	6	4	6			WC	M Welte	5	2
		A Pavlásek	1	6	4										7	Q Halys	2	4
		D Added	5	4											12	R Bemelmans	6	6
		A Dubrivnyy	7	6					A Dubrivnyy	3	1
								12	R Bemelmans	6	6
																						12	R Bemelmans	6	6
																						2	Y Hanfmann	3	2
								15	L Miedler	61	4
	Q	S Mukund	6	6				Q	S Mukund	77	6
		FC Jianu	3	2											Q	S Mukund	5	4
		M Eriksson	2	2											2	Y Hanfmann	7	6
		M Vrbenský	6	6					M Vrbenský	79	4	65
								2	Y Hanfmann	67	6	77

References

External links

• Main draw
• Qualifying draw