Wilferd Ferdinand Madelung FBA (26 Desember 1930 – 9 Mei 2023) adalah penulis Jerman-Amerika dan cendekiawan sejarah Islam.
Madelung lahir di Stuttgart, Republik Weimar, dan ia menuntaskan pendidikannya di Eberhard-Ludwigs-Gymnasium. Keluarganya pindah ke Amerika Serikat pada tahun 1947. Ia berkuliah di Universitas Georgetown.
Madelung bekerja sebagai profesor di Universitas Oxford dari tahun 1978 hingga 1998.
- Madelung, W. (editor) - Arabic Texts Concerning The History of The Zaydi Imams of Tabaristan, Daylaman And Gilan, Franz Steiner, 1987
- Madelung, W. - Religious Trends in Early Islamic Iran, 1988
- Madelung, W. - Religious and Ethnic Movements in Medieval Islam, 1992
- Madelung, W. - The Succession to Muhammad, Cambridge University Press, 1997
- Madelung, W. and Walker, P. - An Ismaili Heresiography, Leiden, 1998
- Madelung, W. and Walker, P. - The Advent of the Fatimids: A Contemporary Shi'i Witness, I.B. Tauris, 2000
- Madelung, W. - Der Imam al-Qasim ibn Ibrahim und die Glaubenslehre der Zaiditen, Walter De Gruyter Incorporated, 2002
- Madelung, W. - Religious school and sects in medieval Islam
- Madelung, W. (editor) - The Book of the Rank of the Sage. Rutbat al-Ḥakīm by Maslama al-Qurṭubī. Arabic Text edited with an English Introduction by Wilferd Madelung. Corpus Alchemicum Arabicum IV. Living Human Heritage Publications, Zurich 2016.