See main article: 2005 Qatar Open.
Martin Damm and Cyril Suk were the defending champions. Damm partnered with Jared Palmer, losing in the first round. Suk partnered with Pavel Vízner, losing in the quarterfinals.
Albert Costa and Rafael Nadal won in the final 6–3, 4–6, 6–3, against Andrei Pavel and Mikhail Youzhny.