Well, no, she was an ancient Briton, but the only remaining racial groups descended (culturally, at least) from the ancient Britons are the Welsh and Cornish. England itself is Saxon, in terms of culture and language at least (the nature of the people is less clear, especially if you live near to the Welsh border (my surname, for instance, is of Welsh origin, even though I myself am English), and genetic surveys have shown that the majority of the British people are largely descended from the ancient Britons).