Гарегин II
The construction works of the church planned to be built on the South-Western District of Yerevan started in March 2001. The Church was built according to the project of architect Baghdasar Arzoumanian with the sponsorship of American Armenian national benefactor Mrs. Louise Simone Manoogian. On November 9, 2004, Karekin II, Catholicos of All Armenians, presided over the ceremony of consecration of the crosses of the Church of Holy Trinity. The Church of Holy Trinity was consecrated by Karekin II on November 20, 2005.