The Episcopal Diocese of Dallas is a diocese of the Episcopal Church which was formed on December 20, 1895, when the Missionary District of Northern Texas was granted diocesan status at the denomination's General Convention the preceding October. Alexander Charles Garrett, who had served as the first bishop of the Missionary District of Northern Texas, remained as bishop of the new diocese. The diocese began when thirteen parishes were merged.

Alexander Charles Garrett was a bishop of The Episcopal Church in the United States.