| Lidia | | LEED-yah (Polish), LEE-dyah (Italian), LEE-dhyah (Spanish) | Polish, Italian, Spanish, Romanian | |
| Liliana | | lee-LYAH-nah (Italian, Polish), lil-ee-AN-ə (English) | Italian, Spanish, Portuguese, Romanian, Polish, English | |
| Lino | | LEE-no (Italian, Spanish), LEE-naw (Galician) | Italian, Spanish, Portuguese, Galician | |
| Lisandro | | ee-SAHN-dro | Spanish | |
| Loida | | - | Spanish | |
| Lola | | LO-lah (Spanish), LO-lə (English) | Spanish, English | |
| Lolita | | lo-LEE-tah | Spanish | |
| Lope | | LO-pe | Spanish | |
| Lorena (1) | | - | Spanish, Portuguese, Italian, Croatian | |
| Lorencio | | lo-REN-thyo (Spanish), lo-REN-syo (Latin American Spanish) | Medieval Spanish | |
| Lorenza | | - | Italian, Spanish | |
| Lorenzo | | lo-REN-tso (Italian), lo-REN-tho (Spanish), lo-REN-so (Latin American Spanish) | Italian, Spanish | |
| Loreto | | - | Italian, Spanish | |
| Lourdes | | LOOR-des (Spanish), LUWRD (French), LAWRDZ (English) | Spanish, Various | |
| LucÍA | | loo-THEE-ah (Spanish), loo-SEE-ah (Latin American Spanish) | Spanish | |