2004 Davidoff Swiss Indoors – Doubles

Mark Knowles and Daniel Nestor were the defending champions, but lost in the semifinals this year.

Bob Bryan and Mike Bryan won in the final 7–6(11–9), 6–2, against Lucas Arnold and Mariano Hood.

Seeds
• # Mark Knowles / 🇨🇦 Daniel Nestor (semifinals)

• # 🇺🇸 Bob Bryan / 🇺🇸 Mike Bryan (champions)

• # Wayne Black /  Kevin Ullyett (quarterfinals)

• # 🇦🇷 Gastón Etlis / 🇦🇷 Martín Rodríguez (quarterfinals)