Here are some great names for cats starting with the letter L.
| Labelle | Leopold | Lolly |
| Lacey | Leroy | Lolo |
| Lady | Lester | Longtail |
| Lady Muck | Levi | Looloo |
| Ladybird | Lewis | Loopy |
| Ladybug | Lexi | Lorelei |
| Laffy | Liam | Lorenzo |
| Lana | Lianna | Lottie |
| Lance | Libby | Lotto |
| Lancelot | Liberty | Louie |
| Larry | Licorice | Louis |
| Latte | Lightfoot | Louisa |
| Laurel | Lightning | Louise |
| Lauren | Lilac | Loulou |
| Lava | Lilly | Lovebug |
| Laverne | Lillybug | Lucas |
| Layla | Linus | Lucian |
| Lazarus | Lionel | Lucille |
| Leela | Little Bear | Lucky |
| Legolas | Little Black Cat | Lucy |
| Legs | Little Kitty | Ludwig |
| Leif | Littlefoot | Lulu |
| Leila | Lizzie | Luna |
| Leland | Loco | Lupin |
| Lenny | Logan | Luther |
| Leo | Lois | Lydia |
| Leonardo | Lola | Lynx |