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Family name Onnor (Onnor
) , globally, is a very rare cognomen. The cognomen Onnor is habitual in Thailand, where it is a rare surname, Philippines, where it is an extremely rare surname, and the United States. Much less frequently, Onnor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Onnor | India, United States, United Kingdom, Thailand, South Africa |