Family name Reniero (Reniero 
) , around the world, is quite a rare last name. The cognomen Reniero is characteristic of Argentina, where it is quite a rare surname, Italy, where it is a rare surname, and Bulgaria. In absolute terms, it is the most numerous in Argentina, Italy, and Spain. Much less frequently, Reniero is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reniero | Italy, Canada, Argentina, Philippines, Spain |
| nicola reniero IT (b. 1964) |
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| reniero checchi |
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| nicolás reniero Argentine association football player, AR (b. 1995) |
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Sol, Gise, Lara, Luca, Luis, Jose, Juan, Nico, Nora, Nely, Elsa, Elba, Emma, Hugo, Vale, Vera, Ines, Irma, Ilda, Olga, Omar, Maria, Dora, Mario, Dina, Rita, Ana, Ada, Kim, Liz, Eva, Val, Ugo, Maxi, Sara, Alex, Alan, Aldo, Anto, Anna, Aron, Aida, Axel, Ciro, Raul, Rosa, Rene, Dave, and Marta