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Family name Illingworth (Illingworth ) , in all the world, is quite a common last name. The last name Illingworth is characteristic of the United Kingdom, where it is quite a rare surname, Australia, and New Zealand. Measured by absolute frequency, this name is the most popular in the United Kingdom, the United States, and Australia.
VARIANT | COUNTRY |
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Illingworth | Australia, Canada, United Kingdom, United States, Mexico |