St. Demetrios Greek Orthodox Church in Tucson, Arizona, is a parish of the Greek Orthodox Archdiocese of America, Metropolis of San Francisco.
From 1974 until his retirement in June, 2004, the priest assigned to the parish was Fr. Anthony Moschonas. In March, 2008, an unidentified nineteen year old woman filed a lawsuit for sexual assault against the priest.
The parish was also served by Fr. Dimitios A. Pappas from 2004 until October 4, 2007.