Cognomen Juinio (Juinio 
) , globally, is a rare family name. The cognomen Juinio is habitual in Philippines, where it is a rare surname, New Zealand, and Australia, where it is a very rare surname. In absolute terms, this name is the most popular in Philippines, the United States, and Australia. Much less frequently, Juinio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Juinio | Canada, Australia, United States, Philippines, New Zealand |
| bryan juinio Filipino-American tennis player (b. 1974) |
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| alfredo juinio Filipino official and engineer |
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Ann, Mabel, Allan, Allen, Anita, Arvin, Ahpple, Chino, Chito, Carlo, Celso, Bryan, Karla, Pilar, Randy, Romeo, Ronan, Rizza, Dante, Laura, Lerma, Lilly, Mario, Maria, Ilse, Edna, Aze, Kim, Rea, Jan, Mary, Alex, Anna, Poch, Raul, Ryan, Trish, Dana, Gigi, Leah, Lyra, Jane, Jose, John, Joan, Joey, Nilo, Noel, Gian, and Nydia