September 30 (Eastern Orthodox liturgics)
September 29 - Eastern Orthodox liturgical calendar - October 1
All fixed commemorations below celebrated on October 13 by Eastern Orthodox Churches on the Old Calendar.
For September 30th, Orthodox Churches on the Old Calendar commemorate the Saints listed on September 17.
Saints
Hieromartyr Gregory the Illuminator, Bishop and Enlightener of Greater Armenia Martyrs Rhipsima ''and Gaiana with 35 Virgin-Martyrs, in Armenia''- Holy seventy martyrs, with St. Rhipsima
- Holy 1000 martyrs, by the sword.
- Martyr Stratonicus, by the sword.
- Martyr Mardonius, by burning out his eyes.
Pre-Schism Western saints
- Martyr Sophia, mother of the virgin-martyrs Faith, Hope and Charity, at Rome '
- Martyrs Victor and Ursus, two soldiers connected with the Theban Legion and venerated in Soleure in Switzerland
- Saint Antoninus, a soldier of the Theban Legion, martyred on the banks of the Trebbia near Piacenza in Italy
- Saint Leopardus, a servant or slave in the household of Julian the Apostate, likely martyred in Rome
- Blessed Jerome of Stridonium '
- Saint Midan, a saint on Anglesey in Wales
- Saint Honorius, Archbishop of Canterbury, Confessor
- Saint Enghenedl, a church in Anglesey in Wales was dedicated to him
- Saint Laurus, born in Wales, he went to Brittany and founded the monastery later called after him, Saint-Léry, on the River Doneff
- Martyr-hermits Tancred, Torthred, and Tova, three Anglo-Saxon siblings of Thorney.
Post-Schism Orthodox saints
- Saint Michael, Great Prince of Tver
- Venerable Gregory, founder of Pelshma Monastery in Vologda, Wonderworker
- Saint Meletius I Pegas, Patriarch of Alexandria ''''
New martyrs and confessors
- New Hieromartyr Prokopius Popov, Priest
- New Hieromartyrs :
- New Hieromartyr Leonidas Prendkovich, Priest
- New Hiero-confessor Seraphim, Hieromonk, of Kharkov