| Leobwin | | - | Ancient Germanic | |
| Leon | | LEE-awn (English), LE-awn (German, Polish) | English, German, Polish, Slovene, Croatian, Dutch, Ancient Greek | |
| Leona | | lee-O-nə (English), LE-o-nah (German) | English, German | |
| Leonard | | LEN-ərd (English), LAY-o-nahrt (Dutch) | English, Dutch, German, Ancient Germanic | |
| Leonhard | | LE-awn-hahrt | German | |
| Leonie | | LE-o-nee (German), lay-o-NEE (Dutch) | German, Dutch | |
| Leonore | | le-o-NO-rə | German | |
| Leopold | | LE-o-pawlt (German), LAY-o-pawlt (Dutch), LEE-ə-pold (English), le-AW-pawlt (Polish) | German, Dutch, English, Slovene, Polish | |
| Leudagar | | - | Ancient Germanic | |
| Leudbald | | - | Ancient Germanic | |
| Leudoberct | | - | Ancient Germanic | |
| Leutgard | | - | Ancient Germanic | |
| Leuthar | | - | Ancient Germanic | |
| Leutwin | | - | Ancient Germanic | |
| Liane | | lee-AH-nə | German | |