2026 Koblenz Open – Doubles

Jakub Paul and David Pel were the defending champions^[1] but chose not to defend their title.

Tibo Colson and Thijmen Loof won the title after defeating Filip Duda and Stefan Latinović 7–6^(7–1), 3–6, [10–6] in the final.

Seeds

Key

First round					Quarterfinals					Semifinals					Final

1	A Merino C Negritu	3	5
	T Colson T Loof	6	7			T Colson T Loof	6	3	[10]
	J Nikles Vadym Ursu	6³	5			M Hermans K Wehnelt	3	6	[3]
	Mats Hermans Kai Wehnelt	7⁷	7								T Colson T Loof	6	6
3	T Rühl P Zahraj	3	6	[10]						3	T Rühl P Zahraj	3	3
	J Jermář M Whitehouse	6	3	[8]	3	T Rühl P Zahraj	2	6	[12]
WC	N McDonald Jannik Opitz	6	1	[10]	WC	N McDonald J Opitz	6	4	[10]
	Robin Catry Loann Massard	4	6	[2]												T Colson T Loof	7⁷	3	[10]
	Buvaysar Gadamauri John Sperle	6	6												2	F Duda S Latinović	6¹	6	[6]
WC	Jonathan Dazert Tristan Reiff	2	2			B Gadamauri J Sperle	6⁴	4
	Niklas Schell M Wiskandt	5	7⁷	[6]	4	M Geerts D Masur	7⁷	6
4	M Geerts D Masur	7	6⁵	[10]						4	M Geerts D Masur	6	3	[8]
	A Barroso Campos Ignasi Forcano	5	5							2	F Duda S Latinović	2	6	[10]
	J Forejtek Martin Krumich	7	7			J Forejtek M Krumich
	R Molleker H Squire	6³	4		2	F Duda S Latinović	w/o
2	F Duda S Latinović	7⁷	6