After his Abitur in 1978, he studied Roman Catholic theology at University of Tübingen and Ludwig Maximilian University of Munich. He was ordained to the priesthood in 1985. In 1992 he became professor at the Goethe University Frankfurt, and in 1999 he moved to the University of Münster.
His books include Pope and Devil: The Vatican's Archives and the Third Reich, a study of the relationship between the Vatican and Adolf Hitler's administration in Germany. Die Nonnen von Sant'Ambrogio (The Nuns of Sant'Ambrogio, translated into French as Le Vice et la Grâce) describes a 19th-century religious scandal at Sant'Ambrogio della Massima.
- Weill, Nicolas (3 October 2013). "Les nonnes scandaleuses. "Le Vice et la Grâce", d'Hubert Wolf". Le Monde. Retrieved 11 December 2013.
- Connelly, John (February 8, 2011). "In Sheep's Clothing". New Republic. Retrieved 11 December 2013.
- Bergen, Doris L. (January 2012). "Speak of the Devil: Hubert Wolf on Pope Pius XI and the Vatican Archives". Harvard Theological Review. 105 (1): 115–121. doi:10.1017/s0017816011000551.
- Jones, Larry Eugene (Winter 2011). "Pope and Devil: The Vatican's Archives and the Third Reich, Hubert Wolf (book review)". Holocaust and Genocide Studies. 25 (3): 466–468. doi:10.1093/hgs/dcr046.