2020 Koblenz Open

The 2020 Koblenz Open was a professional tennis tournament played on indoor hard courts. It was the fourth edition of the tournament which was part of the 2020 ATP Challenger Tour. It took place in Koblenz, Germany from 17 to 23 February 2020.

Seeds

 * 1 Rankings are as of 10 February 2020.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇩🇪 Nino Ehrenschneider
 * 🇨🇿 Marek Gengel
 * 🇩🇪 Milan Welte
 * 🇩🇪 Louis Wessels
 * 🇩🇪 Leopold Zima

The following players received entry from the qualifying draw:
 * 🇩🇪 Lucas Gerch
 * 🇮🇳 Sasikumar Mukund

The following player received entry as a lucky loser:
 * 🇹🇷 Ergi Kırkın

Singles

 * 🇨🇿 Tomáš Macháč def. Botic van de Zandschulp 6–3, 4–6, 6–3.

Doubles

 * Sander Arends / David Pel def. 🇩🇪 Julian Lenz / 🇩🇪 Yannick Maden 7–6(7–4), 7–6(7–3).