Eric Segelberg (20 December 1920 – 17 October 2001) was a Swedish theologian, professor, and a priest of the Lutheran Church of Sweden.
Some of his notable writings include "The Benedictio Olei in the Apostolic Tradition of Hippolytus", (Oriens Christianus 48, 1964), and "The Ordination of the Mandæan tarmida and its Relation to Jewish and Early Christian Ordination Rites", (Studia Patristica 10, 1970).
He established a trust in 1984 to enhance Christian theological research, education and youth work.
In 1990, a Festschrift to him was published, collecting a number of his own writings: Gnostica – mandaica – liturgica.
Opera eius ipsius selecta & collecta septuagenario Erico Segelberg oblata curantibus Jan Bergman, Jan Hjärpe, Per Ström una cum Bibliographia Segelbergiana ab Oloph Bexell redacta (Acta Universitatis Upsaliensis.