Friedrich Loofs (19 June 1858 in Hildesheim – 13 January 1928 in Halle an der Saale) was a German theologian and church historian best remembered for his studies involving the history of dogma.

As a student, Adolf von Harnack (Leipzig) and Albrecht Ritschl (Göttingen) were important influences to his career.

From 1888 to 1926 he was a professor of church history at the University of Halle, where in 1907/08 he served as rector.

[1] Concurrent with his work at the university, from 1890 to 1925, he held title of Consistorialrat in the city of Magdeburg.

(1913) he criticized the theories of mythicists such as Arthur Drews and William Benjamin Smith.