Sant Boi

Sant Boi, Catalan for Saint Baudilus, may refer to:


 * Sant Boi Bridge, first steel structure in the high-speed railway joining the city of Madrid and Barcelona
 * Sant Boi de Llobregat, town in the comarca of Baix Llobregat
 * Sant Boi (Llobregat–Anoia Line), railway station in the municipality of Sant Boi de Llobregat
 * Sant Boi de Llobregat Museum, museum in Sant Boi de Llobregat
 * Sant Boi de Lluçanès, municipality in the comarca of Osona