The Koblenz Open is a professional tennis tournament played on indoor hard courts. It is currently part of the ATP Challenger Tour. It is held annually in Koblenz, Germany since 2017.

Past finals

Singles

Year	Champion[1]	Runner-up	Score
2017	Ruben Bemelmans	Nils Langer	6–4, 3–6, 7–6(7–0)
2018	Mats Moraing	Kenny de Schepper	6–2, 6–1
2019	Gianluca Mager	Roberto Ortega Olmedo	2–6, 7–6(8–6), 6–2
2020	Tomáš Macháč	Botic van de Zandschulp	6–3, 4–6, 6–3
2021–22	Not held
2023	Roman Safiullin	Vasek Pospisil	6–2, 7–5

Doubles

Year	Champions	Runners-up	Score
2017	Hans Podlipnik Andrei Vasilevski	Roman Jebavý Lukáš Rosol	7–5, 3–6, [16–14]
2018	Romain Arneodo Tristan-Samuel Weissborn	Sander Arends Antonio Šančić	6–7(4–7), 7–5, [10–6]
2019	Zdeněk Kolář Adam Pavlásek	Jürgen Melzer Filip Polášek	6–3, 6–4
2020	Sander Arends David Pel	Julian Lenz Yannick Maden	7–6(7–4), 7–6(7–3)
2021–22	Not held
2023	Fabian Fallert Hendrik Jebens	Jonathan Eysseric Denys Molchanov	7–6(7–2), 6–3
2024	Sander Arends Sem Verbeek	Jakob Schnaitter Mark Wallner	6–4, 6–2