Worldwide, Idonia (Idonia 
) is a rare feminine forename. The given name Idonia is characteristic of Peru, where it is a very rare feminine name, the United States, and Mexico. Likewise, Idonia is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Idonia | Peru, Italy, Mexico, United States, China |
| idonia alice maria peel (1852-1924) (b. 1852) |
|
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| idonia clare kearley (born 1977) (b. 1977) |
|
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| idonia de clifford -1365 |
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| idonia amy constance steward Peerage person ID=376328 |
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| idonia de leyburn Peerage person ID=336138 |
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| idonia maree boyle (born 2002) |
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