Surname Alagona (Alagona 
) , worldwide, is a rare last name. The family name Alagona is characteristic of Italy, where it is a rare surname, Belgium, and Argentina, where it is a very rare surname. Measured by absolute frequency, it is commonest in Italy, Argentina, and the United States. Much less frequently, Alagona is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Alagona | Belgium, Italy, Australia, United States, Argentina |
| giovanni moncada alagona (b. 1375) |
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| pietro alagona theologian (b. 1549) |
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giovanni battista alagona Roman Catholic bishop, IT (b. 1726) |
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| antonio de alagona bishop of the Roman Catholic Church |
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| pietro de alagona bishop of the Roman Catholic Church |
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| maria alagona |
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| artelouche de alagona |
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Joe, Marika, Matteo, Maggie, Sandra, Steven, Amparo, Chiara, Brooke, Ronnie, Roxana, Daniel, Davide, Damian, Janice, Javier, Judith, Nicole, Noelia, Eliseo, Errold, Flavio, Nelly, Noemi, Luana, Luigi, Mika, Rosa, Rick, Gina, Luca, Jack, Jose, John, Juan, Nora, Massimo, Vita, Maria, Marta, Sally, Carla, Paola, Peter, Peppe, Robyn, Giusy, Laura, Ivan, and Alessia