2005 Idea Prokom Open
Date	1–7 August
Edition	8th
Category	International Series
Draw	32S / 16D
Prize money	$475,000
Surface	Clay / outdoor
Location	Sopot, Poland
Champions
Singles
Gaël Monfils[1]
Doubles
Mariusz Fyrstenberg / Marcin Matkowski[2]
← 2004 · Idea Prokom Open · 2006 →

The 2005 Idea Prokom Open was the eighth edition of this men's tennis tournament and was played on outdoor clay courts. The tournament was part of the International Series of the 2005 ATP Tour. It took place in Sopot, Poland from 1 August through 7 August 2005. Unseeded Gaël Monfils won the singles title.

Finals

Singles

Gaël Monfils defeated Florian Mayer, 7–6^(8–6), 4–6, 7–5^[3]

• It was the first singles title of Monfils' career.

Doubles

Mariusz Fyrstenberg / Marcin Matkowski defeated Lucas Arnold Ker / Sebastián Prieto, 7–6^(9–7), 6–4

• It was the first title of the year and the third of their career for both Fyrstenberg and Matkowski.