Cognomen Callac (Callac 
) , all over the world, is a rare last name. The family name Callac is habitual in France, where it is a rare surname, Denmark, and Australia, where it is a very rare surname. Not in comparison with a country's population, it is commonest in France, the United States, and Denmark.
| VARIANT | COUNTRY |
|---|---|
| Callac | Australia, Denmark, Peru, United States, France |
| alphonse de callac French politician (1821-1893), FR (b. 1821) |
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| élodie callac French meteorologist, FR (b. 1979) |
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| philippe callac researcher ORCID ID = 0000-0001-6860-0983 |
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| nolwenn callac researcher (b. 1985) |
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Mr, Fanny, Maelle, Maella, Maxime, Morgan, Moises, Melvin, Miguel, Sophie, Soazig, Sylvie, Arnaud, Kévin, Pascal, Pierre, Romane, Rozenn, Debbie, Damien, Didier, Guirec, Herve, Emile, Elise, Tania, Mary, Malo, Maud, Anne, Adam, Léa, Jean, Nico, Yann, Yves, Laurie, Yvon, Mitch, Sarah, Serge, Andre, Agnes, Bruno, Peter, Dylan, Laura, Julie, Marie, and Joseph