Lyon 01 refers to the first arrondissement of Lyon, a major city located in the Auvergne-Rhône-Alpes region of southeastern France. It serves as one of the central administrative and residential districts within the metropolitan area.
The district is characterized by its urban infrastructure and proximity to other key areas of the city. As part of the broader Lyon municipality, it contributes to the region's identity as a significant hub for commerce, culture, and transportation in France.