Gregoria (fl. 641) was the Empress consort of Constantine III of the Byzantine Empire. She participated in the minor regency government of her son, Constans II.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0