2020 Marbella Tennis Open

The 2020 Marbella Tennis Open was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2020 ATP Challenger Tour. It took place in Marbella, Spain between 26 October and 1 November 2020.

Seeds

 * 1 Rankings are as of 19 October 2020.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇪🇸 Carlos Gómez-Herrera
 * 🇪🇸 Nicola Kuhn
 * Holger Vitus Nødskov Rune

The following players received entry into the singles main draw using a protected ranking:
 * 🇪🇸 Tommy Robredo

The following players received entry into the singles main draw as alternates:
 * 🇫🇷 Elliot Benchetrit
 * 🇫🇷 Alexandre Müller

The following players received entry from the qualifying draw:
 * 🇮🇹 Riccardo Bonadio
 * 🇪🇸 Carlos Gimeno Valero
 * 🇨🇿 Vít Kopřiva
 * 🇮🇹 Andrea Pellegrino

Singles

 * 🇪🇸 Pedro Martínez def. 🇪🇸 Jaume Munar 7–6(7–4), 6–2.

Doubles

 * 🇪🇸 Gerard Granollers / 🇪🇸 Pedro Martínez def. 🇻🇪 Luis David Martínez / 🇧🇷 Fernando Romboli 6–3, 6–4.