Saint Justinian
Saint Justinian is the name of:
- Eastern Roman Emperor Justinian I, saint in the Eastern Orthodox tradition
- Eastern Roman Emperor Justinian II, saint in the Eastern Orthodox tradition
- Saint Justinian of [Ramsey Island], hermit who lived on Ramsey Island, near St. David's, Pembrokeshire, Wales
- Saint Lawrence Justinian, Bishop and first Patriarch of Venice
- St Justinian, coastal location in Pembrokeshire, Wales