937-c. 1000) was the Anglo-Saxon noblewoman and either wife or mistress of King Edgar — mother of Saint Edith of Wilton and abbess of Wilton Abbey.
One of the most influential Anglo-Saxon abbesses.
Wulfthryth does not currently appear in the US Social Security Administration's top 1,000 girls' names, so we don't publish a US rank or birth count for it. That says nothing about the name's standing elsewhere in the world — only that it sits outside the ranked US data we rely on.
In Pythagorean numerology the letters of Wulfthryth reduce to 8, The Visionary. This is a traditional interpretive system, not a factual claim about the name.