| Lamar | | lə-MAHR | English, African American | |
| Lambert | | LAHM-bert (German), LAHM-bərt (Dutch), lam-BER (French), LAM-bərt (English) | German, Dutch, French, English, Ancient Germanic | |
| Lamech | | LAY-mik (English) | Biblical | |
| Lamia (1) | | - | Arabic | |
| Lamis | | - | Arabic | |
| Lammert | | LAHM-mərt | Dutch | |
| Lamprecht | | LAHMP-rekht (German) | German (Archaic), Ancient Germanic | |
| Lamya | | - | Arabic | |
| Lan | | - | Chinese, Vietnamese | |
| Lana | | LAH-nə (English) | English, Russian, Croatian, Serbian | |
| Lancelot | | LAN-sə-laht (English) | Arthurian Romance | |
| Landebert | | - | Ancient Germanic | |
| Lanre | | - | Western African, Yoruba | |
| Lanzo | | LAHN-tso (German) | German, Ancient Germanic | |
| Lara (1) | | LAHR-ə (English), LAH-rah (German, Italian, Spanish, Portuguese) | Russian, English, German, French, Italian, Spanish, Portuguese, Dutch, Hungarian, Slovene, Croatian | |