the house of windsor is really the house of saxe coburg & gotha. (German Jews) the name was changed due to anti german sentiment in the uk during ww1.
charlotte, nc was named after queen charlotte sophia.
House of Saxe-Coburg and Gotha
http://en.wikipedia.org/wiki/House_of_Saxe-Coburg_and_Gotha#Genealogy
House of Windsor
http://en.wikipedia.org/wiki/House_of_Windsor
Ancestry of Elizabeth II (Ahnentafel)
http://en.wikipedia.org/wiki/Ancestry_of_Elizabeth_II#Ahnentafel
Charlotte of Mecklenburg-Strelitz Ancestry
http://en.wikipedia.org/wiki/File:Margarita_de_Castro_e_Souza_genealogy_and_d…