Deus Ex: The Conspiracy: Prima's Official Strategy Guide is the official strategy guide for the game Deus Ex: The Conspiracy, which is the PlayStation 2 port of the original Deus Ex. The guide was published by Prima Games and includes mission walkthroughs, gameplay hints and tips, and other information related to the game.

The content of the guide is similar to that of the corresponding guide Deus Ex: Prima's Official Strategy Guide for the original Deus Ex, and includes an edited version of the Deus Ex backstory that previously appeared in the earlier guide. However, certain parts of the earlier guide, such as the character descriptions, are omitted.

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