1923 Grand Prix season

The 1923 Grand Prix season saw Grand Prix motor racing in Europe. For the first time, the Indianapolis 500 was also designated a Grand Épreuve by the International Sporting Commission of the AIACR. The French Grand Prix was held in Tours. The Italian Grand Prix (which was also the European Grand Prix) was held at Monza. Spain entered the Grand Prix circus with the Spanish Grand Prix at Sitges-Terramar and the first San Sebastián Grand Prix at Lasarte.