If its the same familys
Mmm... I would stick to http://fmg.ac/Projects/MedLands/ENGLAND,%20Kings%201066-1603.htm#_T...
William the Conqueror, King of England is your great uncle's uncle's wife's fourth great grandfather.
View the full relationship path:
Come from a marriage of 1 of my cousins: Louis Paulus Rautert that married in St Louis with Margaret Hill english descendent.