Saint Irene
Saint Irene may refer to:
- Irene of Thessalonica, one of three virgin sisters killed in 304, feast day April 3
- Irene of Rome, wife of martyr Saint Castulus, feast day January 22, she attended to Saint Sebastian
- Saint Irene feast day May 5
- Irene of Egypt, killed with Sophie of Egypt
- Irene of Tomar, of Portugal, feast day October 20
- Irene of Athens empress
- Irene of Cappadocia abbess, feast day July 28 in Eastern Orthodox churches
- Irene of Hungary, empress, feast day August 13 in Eastern Orthodox churches
- Hagia Irene church in Istanbul is often called "St Irene", although it is actually named after the "Holy Peace"