| Ladonna | Woman | Italian Names |
| Lazzaro | Man | Italian Names |
| Leandra | Woman | Italian Names |
| Leona | Woman | Italian Names |
| Leonardo | Man | Italian Names |
| Leone | Unisex | Italian Names |
| Leonora | Woman | Italian Names |
| Lia | Woman | Italian Names |
| Librina | Woman | Italian Names |
| Lina | Woman | Italian Names |
| Liona | Woman | Italian Names |
| Lodovico | Man | Italian Names |
| Lorenza | Woman | Italian Names |
| Lorenzo | Man | Italian Names |
| Loretta | Woman | Italian Names |
| Lotta | Woman | Italian Names |
| Lozano | Unisex | Italian Names |
| Luca | Unisex | Italian Names |
| Lucia | Woman | Italian Names |
| Luciana | Woman | Italian Names |