The Circuito de Jerez-Ángel Nieto, often simply referred to as Jerez Circuit, is a renowned motorsport venue located near Jerez de la Frontera in Andalusia, Spain. Opened in 1985, the circuit quickly became a staple in international racing, hosting its first Formula 1 Spanish Grand Prix in 1986. Over the years, it has cemented its position as a vital testing and racing facility, particularly for motorcycle racing.

The 4.428 km (2.751 mi) circuit features a blend of challenging corners and short straights, creating a flowing and technical layout. The track is known for its demanding high-speed corners like Curva Sito Pons and the fast right-hander, Dry Sack, which require precision and commitment from drivers and riders. A relatively short main straight offers limited overtaking opportunities, making corner exit speed and strategic positioning crucial for success. The track's undulating nature adds to its complexity, requiring a well-balanced car or bike setup.

Jerez is a popular venue for a wide range of motorsport events. It is a permanent fixture on the MotoGP calendar, hosting the Spanish Grand Prix, and it frequently hosts rounds of the World Superbike Championship. In the past, it has also hosted Formula 1 races, and continues to be used extensively for pre-season testing by F1 teams. The track also hosts various national racing series and club events, catering to both cars and motorcycles.

What makes Jerez unique is its passionate fanbase and the vibrant atmosphere that surrounds race weekends, especially during MotoGP. The circuit's location in Andalusia contributes to its distinctive character, with warm weather and a festive atmosphere that draws large crowds. The circuit's challenging layout and rich history combine to make it a favorite among drivers, riders, and fans alike.