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Surname Swanigan (Swanigan ) , in all the world, is quite a rare cognomen. The family name Swanigan is characteristic of the United States, where it is a rare surname, New Zealand, where it is a very rare surname, and Canada. Not in comparison with a country's population, the name is most common in the United States, Canada, and the United Kingdom.
VARIANT | COUNTRY |
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Swanigan | United States, New Zealand, United Kingdom, Canada |