Cyriacus (disambiguation)

• Ciriaco de' Pizzicolli
• Cyriacus
• Cyriacus I of Byzantium
• Cyriacus II of Constantinople
• Cyriacus of Carthage
• Cyriacus of Jerusalem
• Cyriacus the Anchorite
• Cyriak
• Faustus, Abibus and Dionysius of Alexandria
• Judas Cyriacus
• Kirakos Gandzaketsi
• Kyriakos
• Quiriacus of Ostia
• Quiricus and Julietta
• Quiricus, Bishop of Barcelona
• Quiricus, Bishop of Toledo
• Quriaqos of Tagrit
• Saint Cyriakus, Gernrode
• Saint Ursula