2018 Internazionali di Tennis del Friuli Venezia Giulia – Doubles

Roman Jebavý and Zdeněk Kolář were the defending champions but only Kolář chose to defend his title, partnering Aldin Šetkić. Kolář lost in the first round to Nikola Čačić and Luca Margaroli.

Denys Molchanov and Igor Zelenay won the title after defeating Andrej Martin and Daniel Muñoz de la Nava 3–6, 6–3, [11–9] in the final.

Seeds
• # 🇺🇦 Denys Molchanov / 🇸🇰 Igor Zelenay (champions)

• # Tomislav Draganja / 🇧🇷 Fernando Romboli (first round)

• # 🇮🇹 Daniele Bracciali / 🇮🇹 Julian Ocleppo (first round)

• # 🇻🇪 Luis David Martínez / Gonçalo Oliveira (semifinals)