Clergy and Staff
“Remember your leaders, who spoke the word of God to you.” Hebrews 13:7
FR. JOHN KOCOLAS – Parish Priest
Fr. John Kocolas pursued his undergraduate studies at CSU Stanislaus where he earned a degree in Business Marketing with a minor in Mathematics. With a desire to serve the Church, he graduated with a Master of Divinity from Holy Cross Greek Orthodox School of Theology in 2012. Fr. John and Presvytera Stephanie were married in 2011 and spent their first year of marriage on campus at the seminary. They moved back to California in the summer of 2012 when they were assigned to the Holy Cross Greek Orthodox Church in Belmont, CA. Fr. John was ordained a deacon on December 2, 2012 at the Annunciation Church in Modesto, CA and ordained a priest on December 30, 2012 at the Holy Cross Church in Belmont by His Eminence Metropolitan Gerasimos of San Francisco. He was assigned to Nativity of Christ on July 15, 2016 and has been joyfully serving the community ever since.
Born and raised in Los Angeles, California, Fr. Constantine Efstathiu, following High School graduation, entered Holy Cross Greek Orthodox School of Theology, graduating in 1965 with a Bachelor’s degree in Theology. Fr. Constantine and Presvytera Kay were married following his graduation and spent the next year in Thessaloniki, Greece, where Father pursued graduate studies at the University of Thessaloniki School of Theology. They returned to the United States and Los Angeles, where Father was ordained a deacon on August 27, 1966, at St. Sophia Cathedral, and the following day, August 28, a priest, at St. Anthony’s Greek Orthodox Church in Pasadena, by the late Bishop Demetrios of Olympou. Upon his ordination, Father was assigned as assistant priest of Holy Trinity Church in San Francisco, where he served one year. In September 1967 was assigned as pastor of St. Basil Greek Orthodox Church in Stockton, CA, where he served for seventeen years. In 1984 he was assigned as pastor of Nativity of Christ, where he served for twenty-seven years, retiring August 28, 2011. Father and Presvytera have been blessed with three children and nine grandchildren.
REBEKAH HARMON – Office Administrator
Rebekah Harmon studied at Oklahoma Baptist University where she received a Bachelors in Elementary Education with an English Emphasis. After teaching middle school in Washington State, she moved to California to pursue a Masters in Educational Leadership and a Masters of Divinity with a Youth Ministry Certificate. Following graduation, she taught technology classes to K-8 students in Marin County for 8 years. Married in 2014, Rebekah and her husband David live in Novato and attend the Presbyterian Church of Novato where she helps with youth ministry. She began working as the Office Administrator at Nativity of Christ in 2016 and is thankful to be serving the stewards of this community.
MARY MELLAS: Parish Ministries Director
Mary Mellas was raised on the central coast of California. She studied at the School of the Art Institute of Chicago and Cal Poly in San Luis Obispo, CA, where she earned a BFA in Photography & Video. Throughout her career, Mary has worked in photography & video, graphic design, and online marketing. In 2018, Mary was baptized into the Orthodox faith at Orthodox Church of the Annunciation, a parish under the Orthodox Church in America, in Santa Maria, CA. Since then, she has had a passion for serving the church whether it is singing in the choir, or helping set up live-streaming. Mary moved to Novato after she and her husband John were married in September of 2020. She became the Parish Ministries Director at Nativity of Christ in February of 2021 and feels very blessed to be working with such a vibrant and faithful community.