Katedral (Swedish; "Cathedral") is the name, or part of the name, of several Swedish language schools in Sweden and Finland, each of which traces its origin to a medieval cathedral school or a 17th-century gymnasium near a cathedral:

• Katedralskolan, in Linköping, Sweden
• Katedralskolan, in Lund, Sweden
• Katedralskolan, in Skara, Sweden
• Katedralskolan, in Uppsala, Sweden
• Katedralskolan, in Växjö, Sweden
• Katedralskolan, in Åbo (Finnish: Turku), Finland