It is celebrated 07.10.2026 according to the Julian calendar, or 20.10.2026 according to the Gregorian calendar. See what else we celebrate on that day here.
Venerable Sergius the Obedient of the Kiev Caves (13th c.)
In the hand-written books of the saints the Ven. Sergius is called the "Faster". He practiced asceticism in the Kievan Monastery of the Caves in the XIII Century. His relics are in the St. Anthony cave.
In the hand-written books of the saints the Ven. Sergius is called the "Faster". He practiced asceticism in the Kievan Monastery of the Caves in the XIII Century. His relics are in the St. Anthony cave. 
