Surname Companioni (Companioni 
) , all over the world, is quite a rare family name. The cognomen Companioni is habitual in Cuba, where it is quite a rare surname, Costa Rica, where it is a rare surname, and the United States, where it is a very rare surname. In absolute terms, it is commonest in Cuba, the United States, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Companioni | Costa Rica, Spain, United States, Cuba, Venezuela |
| alberto companioni badminton player, US (b. 1970) |
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| rubén companioni Cuban bicycle racer, CU (b. 1990) |
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Ana, Emma, Irma, Olga, Omar, Otto, Odel, Yeny, Maria, Mario, Marco, Marã, Mayda, Mayde, Mabel, Moses, Mercy, Mirna, Sandy, Sarah, Saily, Sonia, Erie, Eric, Elia, Nina, Amy, Ada, Ena, Ian, Mari, Alex, Alba, Anna, Adys, Raul, Alina, Rosa, Rene, Redy, Rita, Lina, Lisa, Luis, Jose, John, Juan, Judi, Rose, and Alain