The men's doubles of the 2020 I.ČLTK Prague Open tournament was played on clay in Prague, Czech Republic.
Ariel Behar and Gonzalo Escobar were the defending champions[1] but chose not compete this year.
Pierre-Hugues Herbert and Arthur Rinderknech won the title after defeating Zdeněk Kolář and Lukáš Rosol 6–3, 6–4 in the final.