It's my experience that names were freely Latinized both at the relevant time
and others, particularly by the Church (which was the primary source of
writings). That is less a problem for me.
Glen
labehotiere@wanadoo.fr writes:
> We are speaking of the same person Archbishop William of Corbeil
>
> The Andrew Sinclair citation on Guillermus (William) Sancto Claro is
> unusual.in more ways than one.
> From the Latin;
> Guglielmus or Gulielmus translates as William
>
> Guillelminus translates as Willemin
>
> Guillermus is a name unknown in Latin.
>
> Sinclair
[ Excess quotations omitted. ]