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Surname Sumner (Sumner
, サムナー, Самнер
) , worldwide, is a common cognomen. The surname Sumner is characteristic of Bahamas, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and New Zealand. Not in comparison with a country's population, it is commonest in the United States, the United Kingdom, and Australia. Much less frequently, Sumner is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumner | Canada, Malaysia, Australia, United States, United Kingdom |
| Самнер | Ukraine |