The Henry Project: The Ancestors of King Henry II of England, An eperiment in a cooperative online database for scholarly medieval genealogy. Contributors and Editors: Stewart Baldwin, Todd Farmerie, Peter Stewart. Available at https://fasg.org/projects/henryproject/ Information from this source tagged as [Ref: HenryII .*].
Sources for birth and parent Information
brother:
Heinrich (of Babenburg) [Ref: HenryII heinr002 4/3/2011]