Albert Joseph Maria Ehrhard (14 March 1862 – 23 September 1940) was a German Catholic theologian, church historian and Byzantinist. He was the author of numerous works on Early Christianity.
Born in Herbitzheim (Alsace), Ehrhard studied theology at Würzburg and Münster, being ordained as a priest in 1885, then received his doctorate of theology in 1888. From 1889 he served as a professor of dogmatics at the Roman Catholic seminary in Strasbourg. From 1892 to 1898 he was a professor of church history at the University of Würzburg, and afterwards held professorships in Vienna (from 1898), Freiburg (from 1902) and Strasbourg (from 1903), where in 1911/12 he served as university rector. From 1920 to 1927 he was a professor of church history at the University of Bonn.[1][2]
He died in Bonn aged 78.
