2018 Gerry Weber Open – Doubles

Łukasz Kubot and Marcelo Melo were the defending champions and successfully defended their title, defeating Alexander and Mischa Zverev in the final, 7–6(7–1), 6–4 in a repeat of the previous year's final.

Seeds
• # 🇵🇱 Łukasz Kubot / 🇧🇷 Marcelo Melo (champions)

• # Nikola Mektić / 🇦🇹 Alexander Peya (semifinals)

• # 🇵🇰 Aisam-ul-Haq Qureshi / Jean-Julien Rojer (first round)

• # Ivan Dodig / 🇺🇸 Rajeev Ram (semifinals)

Seeds
• # 🇮🇳 Divij Sharan / 🇳🇿 Artem Sitak (first round)

• # 🇮🇱 Jonathan Erlich / 🇺🇸 Nicholas Monroe (qualified)

Qualifiers

 * 1) 🇮🇱 Jonathan Erlich / 🇺🇸 Nicholas Monroe