2019 Heilbronner Neckarcup

The 2019 Heilbronner Neckarcup was a professional tennis tournament played on clay courts. It was the sixth edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Heilbronn, Germany between 13 and 19 May 2019.

Seeds

 * 1 Rankings are as of May 6, 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇩🇪 Daniel Altmaier
 * 🇷🇸 Filip Krajinović
 * 🇩🇪 Yannick Maden
 * 🇩🇪 Cedrik-Marcel Stebe
 * 🇸🇪 Elias Ymer

The following players received entry into the singles main draw using their ITF World Tennis Ranking:
 * 🇦🇷 Hernán Casanova
 * 🇫🇷 Baptiste Crepatte
 * 🇩🇪 Peter Heller
 * 🇷🇺 Aslan Karatsev
 * 🇫🇷 Arthur Rinderknech

The following players received entry from the qualifying draw:
 * 🇭🇺 Attila Balázs
 * 🇩🇪 Daniel Masur

The following players received entry as lucky losers:
 * 🇩🇪 Kevin Krawietz
 * 🇷🇸 Viktor Troicki

Singles

 * 🇷🇸 Filip Krajinović def. 🇧🇪 Arthur De Greef 6–3, 6–1.

Doubles

 * 🇩🇪 Kevin Krawietz / 🇩🇪 Andreas Mies def. 🇩🇪 Andre Begemann / 🇫🇷 Fabrice Martin 6–2, 6–4.