| Lucas | Man | Latin Names |
| Lucasta | Woman | English Names |
| Luce | Man | Latin Names |
| Lucera | Woman | Spanish Names |
| Lucero | Woman | Spanish Names |
| Lucetta | Woman | English Names |
| Lucia | Woman | Italian Names |
| Lucian | Man | English Names |
| Luciana | Woman | Italian Names |
| Luciano | Man | Italian Names |
| Lucida | Woman | Latin Names |
| Lucie | Woman | French Names |
| Lucien | Man | French Names |
| Lucienne | Woman | French Names |
| Lucifer | Man | Latin Names |
| Lucilius | Man | Latin Names |
| Lucilla | Woman | Spanish Names |
| Lucille | Woman | French Names |
| Lucina | Woman | Spanish Names |
| Lucinda | Woman | Spanish Names |