Starting with letter L
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 541 | Llyn | Welsh | From the lake. | M | |
| 542 | Llyr | Celtic | A mythical king. | M | |
| 543 | Llyr | Welsh | From the sea. | M | |
| 544 | Llyweilun | Welsh | Lion. | M | |
| 545 | Lo-ammi | Biblical | Not my people. | M | |
| 546 | Loc | English | Lives by tbe stronghold. | M | |
| 547 | Lochlain | Irish | Home of the Norse. | M | |
| 548 | Lochlann | Irish | Home of the Norse. | M | |
| 549 | Locke | English | Lives by tbe stronghold. Surname referring to a lock or locksmith. | M | |
| 550 | Lockwood | English | From the enclosed wood. | M | |
| 551 | Lod | Biblical | Nativity, generation. | M | |
| 552 | Lodmund | Norse | Blood brother of Bjolf. | M | |
| 553 | Lodovico | Shakespearean | 'The Tragedy of Othello' Nobleman of Venice, kinsman of Brabantio. | M | |
| 554 | Lodur | Norse | Giver of senses. | M | |
| 555 | Loe | ArthurianLegend | Father of Erec. | M | |
| 556 | Loefel | English | Dearly loved. | M | |
| 557 | Logan | Gaelic | From the hollow. | M | |
| 558 | Logan | Scottish | Finnian's servant. | M | |
| 559 | Logen | Scottish | Low meadow. | M | |
| 560 | Loghan | Gaelic | From the hollow. | M | |