Question: Where did the house of windsor come from?
Disambiguated questions and answers: question: What line of paternal descent did the house of windsor come from?
Where did the house of windsor immediately branch from?
Where did the house of windsor as a branch of House of Saxe-Coburg and Gotha branch from?
Where did the house of windsor come about gaining the throne?
answer: German paternal descent
German
House of Saxe-Coburg and Gotha
House of Wettin
Saxon House of Wettin
descent from Albert
descent from Albert, Prince Consort, husband of Queen Victoria
Natural Questions answer: House of Wettin (from the Wikipedia article "House of Windsor")