Farseer can refer to any of the following:
- A follower of the Eldar Path of the Seer, in the Warhammer 40,000 universe
- The Farseer Trilogy, a series of novels by fantasy author Robin Hobb
- The Farseer royal family in the above trilogy
- Far-Seer, the first book of the Quintaglio Ascension Trilogy by science fiction author Robert J. Sawyer.
- Farseer Physics Engine, a 2D Physics Engine for XNA and Silverlight