Elder Nektarios Marmarinos is the founder of the monastery of St. Patapios (Loutraki, Greece) (Loutraki is a spa city near Corinth) and served as chancellor of the Diocese of Corinth. He was born in Aegina on November 3, 1921. His real name is Kyriakos. He is spiritual child of St. Hieronymus of Aegina. He graduated from the seminary in Corinth and the Bishop of Corinth Michael ordained him as a deacon in the church of Virgin Mary in the neighborhood Synoikismos (meaning settlement) of Corinth. On November 8, 1945 he was ordained Archimandrite in the church of St. Paul in Corinth.
In 1952 he founded the monastery of St. Patapios (Loutraki, Greece). In 1977 he founded the Monastery of St. Paul in Mount Gerania (it has now been abandoned) and the male monastery of St. Nickolaos at the place New Malagari of Perachora (a village close to Loutraki). Recently he founded the male monastery of the three hierarchs in Perachora. He served as a chancellor of the Diocese of Corinth. He was honored in 2006 by the City of Corinth with the golden key of the city and also was honored by the then Archbishop of Athens and All Greece Metr. Christodoulos with the gold medal for his missionary work. Elder Nektarios from 1940 until now does every Sunday afternoon Sunday school at the Cultural Center of the Church of Virgin Mary at Synoikismos, in Corinth.
Today, on an advanced age, he is still doing lessons in Sunday school at Synoikismos and travels across the villages and towns of the province of Corinthia to teach the Word of the Gospel. Also, every Friday morning he visits the monastery of St. Patapios (Loutraki, Greece) directing the souls of the nuns to the Salvation. He often operates on Sundays in the male monastery of the Three Hierarchs in Perachora. The missionary work of Elder Nektarios is well known. According to nun Patapia his contribution to the monastery of St. Patapios (Loutraki, Greece) as its founder is great.
- «Παραινέσεις και διδαχές του Γέροντος Νεκταρίου Μαρμαρινού», [Έκδοση Ιεράς μονής Οσίου Παταπίου, Λουτράκι, 2010]
- «Γεράνειος Αύρα. Συμβουλευτικές ομιλίες του γέροντος Νεκταρίου Μαρμαρινού», [Έκδοση Ιεράς μονής Οσίου Παταπίου, Λουτράκι, 2007]
- «Ο Άγιος Πατάπιος και τα θαύματά του», [Δρος Χαράλαμπου Μπούσια, Έκδοση Ιεράς μονής Οσίου Παταπίου, Λουτράκι 2004]
- «Ο Όσιος Πατάπιος» [Στυλιανού Παπαδόπουλου, καθηγητού πανεπιστημίου Αθηνών, Έκδοση Ιεράς μονής Οσίου Παταπίου, Λουτράκι, Ελλάδα, έκδοση 2006).