Chandler, Frank, W. A Catalogue of Names of Persons in the German Court Epics. Edited by Martin H Jones. KCLMS VIII, London, 1992.
Gerritsen, William P & Anthony G von Melle. A Dictionary of Medieval Heroes. Translated by Tania Guest. Boydell & Brewer, 2000
Glossary of names in Parsifal and its source literature from Derrick Everett’s excellent Monsalvat site.
Joe, Jimmy. Timeless Myths website with detailed information on various genealogies of the Grail Keeper and Grail Hero.
DMNES – Dictionary of medieval names from European sources. Online resource, led by Dr Sara L Uckelman, Durham University