Last name Leonardia (Leonardia 
) , globally, is a rare surname. The surname Leonardia is habitual in Philippines, where it is a rare surname, Canada, where it is an extremely rare surname, and the United States. Very seldom, Leonardia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leonardia | Brazil, Italy, Canada, Philippines, United States |
| leonardia de oliviera taine (born 1885) (b. 1885) |
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| evelio leonardia Philippine politician, PH (b. 1952) |
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Jan, Ervey, Efren, Mellie, Sergio, Andres, Adolfo, Ashley, Ramjun, Johann, Ervell, Harvey, Wilbur, Marilyn, Sergiel, Joebert, Jocelyn, Jessica, Jepthah, Juanito, Ela Mae, Ernesto, Ervil, Erwin, Ernie, Edgar, Sean, Loyd, Juan, Jude, Nora, Eric, Earl, Susie, Abner, Amiel, Monalisa, Cesar, Ramon, Reily, Remar, Grace, Gregg, Gilda, Loida, Ninfa, Neila, Ester, Perla, and Blesilda