| Lena | | LE-nah (German, Polish, Italian), LYE-nah (Russian), LEE-nə (English) | Swedish, Norwegian, Danish, German, Polish, Russian, English, Italian, Portuguese | |
| Lene | | LE-nə (German), LE-ne (Danish, Norwegian) | German, Danish, Norwegian | |
| Leni | | LE-nee | German | |
| Lenka | | - | Czech, Slovak | |
| Lennard | | LEN-ərd | English (Rare) | |
| Lennart | | LE-nahrt (Low German) | Swedish, Danish, Norwegian, Low German, Dutch | |
| Lennon | | LEN-ən | Scottish, English (Rare) | |
| Lennox | | LEN-əks | Scottish, English (Rare) | |
| Lenox | | LEN-əks | Scottish, English (Rare) | |
| LenuȚA | | le-NOOT-sah | Romanian | |
| Lenz | | LENTS | German | |
| Leo | | LE-o (German, Finnish), LAY-o (Dutch), LEE-o (English) | German, Dutch, Swedish, Norwegian, Danish, Finnish, English, Croatian, Late Roman | |
| Leobwin | | - | Ancient Germanic | |
| Leocadia | | - | Spanish, Late Roman | |
| Leocadio | | - | Spanish | |