Family name Troyo (Troyo 
) , in the entire world, is quite a rare surname. The last name Troyo is habitual in Costa Rica, where it is quite a rare surname, Philippines, and United Arab Emirates, where it is a rare surname. In absolute terms, it most frequently occurs in Philippines, Mexico, and Costa Rica.
| VARIANT | COUNTRY |
|---|---|
| Troyo | Philippines, United Arab Emirates, Mexico, Costa Rica, Saudi Arabia |
| rafael ángel troyo Costa Rican poet, musician and writer (1870-1910), CR (b. 1875) |
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| claudia troyo Mexican actress, MX (b. 1977) |
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| adriana troyo researcher |
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Ma, Liza, Lita, Lito, Lucy, Luis, Jose, Joan, Joao, Joel, Joey, Jovy, Juan, Judy, Nick, Nilo, Nida, Nora, Noel, Neil, Elen, Edna, Lisa, Lady, Dory, Ryan, Fe, Ana, Amy, Roy, Lea, Luz, Joy, Hã, Ivy, Uli, Erna, Mark, Aida, Cris, Raul, Rosa, Rose, Romy, Roel, Rene, Rita, Rhea, Alma, and Erma