The Wolf system was a star system that was approximately eight light years from the Sol system. This system consisted of the primary Wolf 359.

In 2366, this system was the site of the historic Battle of Wolf 359. (TNG: "The Best of Both Worlds, Part II")

According to Star Trek: Star Charts (p. 62) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), the Wolf system was located in the Beta Quadrant.