All over the world, Lucillo (Lucillo 
) is a rare boy's forename. The forename Lucillo is characteristic of Italy, where it is a rare masculine name, Nicaragua, and Brazil, where it is a very rare male name. In absolute terms, it most frequently occurs in Italy, Brazil, and Philippines. Likewise, Lucillo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Lucillo | Philippines, Brazil, Italy, United Arab Emirates, Nicaragua |
| lucillo grassi Italian painter (1895-1971), IT (b. 1895) |
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| lucillo merci IT (b. 1899) |
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| lucillo haddock lôbo Brazilian diplomat, BR (b. 1916) |
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| lucillo lievore Italian cyclist, IT (b. 1940) |
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