Najac is a commune in the Aveyron department in the Occitanie region of southern France. It is known for its medieval architecture and picturesque location on a rocky ridge overlooking the Aveyron River.

Najac is dominated by its medieval castle, the Château de Najac, which was built in the 13th century and served as a military fortress until the 17th century. Today, the castle is open to the public and offers tours and exhibitions. Other notable attractions in Najac include the 13th-century Church of Saint-Jean-Baptiste and the nearby Gorges de l'Aveyron, a popular spot for hiking and kayaking.

The town of Najac is also home to several artisanal shops, restaurants, and cafes, offering visitors a taste of the local cuisine and a chance to purchase handmade crafts and souvenirs. Najac hosts several festivals and events throughout the year, including a summer music festival and a medieval festival in September, where visitors can experience the town's history and culture through reenactments and performances.