Hermiana was a town in the Roman province of Byzacena that had its own bishop. It may have been situated in the plain of Bled Hammiane. The diocese is now a titular see of the Catholic Church. The Latin adjective relating to the episcopal see is Hermianensis.
- Annuario Pontificio 2013 (Libreria Editrice Vaticana 2013 ISBN 978-88-209-9070-1), "Sedi titolari", p 890
- Information on the diocese
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