Surname Iaconis (Iaconis 
) , across the world, is quite a rare family name. The surname Iaconis is characteristic of Italy, where it is quite a rare surname, Argentina, where it is a rare surname, and Australia. In absolute terms, this name is the most popular in Italy, Argentina, and the United States. Much less frequently, Iaconis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iaconis | Argentina, France, United States, Italy, Australia |
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maria eufrasia iaconis nun, foundress, catholic venerable, IT (b. 1867) |
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| stella iaconis American hospitality worker, IT (b. 1910) |
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tobias iaconis American screenwriter, US (b. 1971) |
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| celina l. iaconis botanist |
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| daniela iaconis researcher |
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