2023 Lisboa Belém Open – Men's doubles

Zdeněk Kolář and Gonçalo Oliveira were the defending champions but only Kolář chose to defend his title, partnering Karol Drzewiecki. Kolář successfully defended his title after defeating Jaime Faria and Henrique Rocha 6–2, 7–6(7–5) in the final.

Seeds
• # 🇫🇷 Théo Arribagé / 🇫🇷 Luca Sanchez (first round)

• # 🇵🇱 Karol Drzewiecki / 🇨🇿 Zdeněk Kolář (champions)

• # 🇷🇸 Ivan Sabanov / 🇷🇸 Matej Sabanov (semifinals)

• # 🇮🇹 Marco Bortolotti / 🇷🇴 Alexandru Jecan (quarterfinals)