| Neckarcup | |
|---|---|
|  2025 Heilbronner Neckarcup | |
| ATP Challenger Tour | |
| Event name | Neckarcup 2.0 Bad Rappenau | 
| Location | Bad Rappenau, Heilbronn district (2025-) | 
| Venue | Tennisclub (TC) Blau-Gelb Bad Rappenau (2025-), Tennisclub Heilbronn am Trappensee (2014-2024) | 
| Category | ATP Challenger Tour 100 | 
| Surface | Clay | 
| Draw | 32S/24Q/16D | 
| Prize money | €145,250 (2025), 120,950+H | 
| Website | Website | 
The Neckarcup 2.0 is a tennis tournament held in Bad Rappenau, Germany. The event is part of the ATP Challenger Tour and is played on outdoor clay courts. [1] It was the first tournament to debut Electronic Live Calling (ELC) on clay in 2024. [2] It was previously held in Heilbronn from 2014 [3] until 2024.
Filip Krajinović is the singles record holder with two titles won.
| Year | Champions | Runners-up | Score | 
|---|---|---|---|
| 2025 |  Ignacio Buse |  Guy den Ouden | 7–5, 7–5 | 
| 2024 |  Sumit Nagal |  Alexander Ritschard | 6–1, 6–7(5–7), 6–3 | 
| 2023 |  Matteo Arnaldi |  Facundo Díaz Acosta | 7–6(7–4), 6–1 | 
| 2022 |  Daniel Altmaier |  Andrej Martin | 3–6, 6–1, 6–4 | 
| 2021 |  Bernabé Zapata Miralles |  Daniel Elahi Galán | 6–3, 6–4 | 
| 2020 | Not held due to the COVID-19 pandemic | ||
| 2019 |  Filip Krajinović (2) |  Arthur De Greef | 6–3, 6–1 | 
| 2018 |  Rudolf Molleker |  Jiří Veselý | 4–6, 6–4, 7–5 | 
| 2017 |  Filip Krajinović (1) |  Norbert Gombos | 6–3, 6–2 | 
| 2016 |  Nikoloz Basilashvili |  Jan-Lennard Struff | 6–4, 7–6(7–3) | 
| 2015 |  Alexander Zverev |  Guido Pella | 6–1, 7–6(9–7) | 
| 2014 |  Jan-Lennard Struff |  Márton Fucsovics | 6–2, 7–6(7–5) | 
| Year | Champions | Runners-up | Score | 
|---|---|---|---|
| 2025 |  Vasil Kirkov  Bart Stevens |  Jakob Schnaitter  Mark Wallner | 7–6(7–5), 4–6, [10–7] | 
| 2024 |  Romain Arneodo  Geoffrey Blancaneaux |  Jakob Schnaitter  Mark Wallner | 7–6(7–5), 5–7, [10–3] | 
| 2023 |  Constantin Frantzen  Hendrik Jebens |  Victor Vlad Cornea  Philipp Oswald | 7–6(9–7), 6–4 | 
| 2022 |  Nicolás Barrientos  Miguel Ángel Reyes-Varela |  Jelle Sels  Bart Stevens | 7–5, 6–3 | 
| 2021 |  Nathaniel Lammons  Jackson Withrow |  André Göransson  Sem Verbeek | 6–7(4–7), 6–4, [10–8] | 
| 2020 | Not held due to the COVID-19 pandemic | ||
| 2019 |  Kevin Krawietz  Andreas Mies |  Andre Begemann  Fabrice Martin | 6–2, 6–4 | 
| 2018 |  Rameez Junaid  David Pel |  Kevin Krawietz  Andreas Mies | 6–2, 2–6, [10–7] | 
| 2017 |  Roman Jebavý  Antonio Šančić |  Adil Shamasdin  Igor Zelenay | 6–4, 6–1 | 
| 2016 |  Sander Arends  Tristan-Samuel Weissborn |  Nikola Mektić  Antonio Šančić | 6–3, 6–4 | 
| 2015 |  Mateusz Kowalczyk  Igor Zelenay |  Dominik Meffert  Tim Pütz | 6–4, 6–3 | 
| 2014 |  Andre Begemann  Tim Puetz |  Jesse Huta Galung  Rameez Junaid | 6–3, 6–3 |