Popili*
Grantor in in PAS 57a-b; according to editor of PAS 58 to be identified with one of his namesakes witnessing that charter
Tassilo III
Duke of Bavaria (748-788); no precise dates for reign available, but to be narrowed down to between 18 January 748 (death of duke Odilo) and 6 July 788 (forced tonsure of Tassilo)