Determine the name of the British royal family.
The British royal family's name is Windsor. It was officially changed from Saxe-Coburg and Gotha to Windsor by King George V in 1917 due to anti-German sentiment during World War I.
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### Instruction:
Determine the name of the British royal family.

### Response:
The British royal family's name is Windsor. It was officially changed from Saxe-Coburg and Gotha to Windsor by King George V in 1917 due to anti-German sentiment during World War I.