| Name | Gender | Origin |
|---|
| Laire | Girl | Scottish |
| Lara | Girl | English, Indian, Russian, Scottish, Spanish |
| Laren | Girl | Scottish |
| Larena | Girl | Scottish |
| Laria | Girl | Scottish |
| Leana | Girl | Scottish |
| Lennon | Unisex | English, Indian, Scottish |
| Les | Unisex | English, Indian, Scottish |
| Leslee | Girl | Scottish |
| Leslie | Unisex | English, Indian, Scottish |
| Lezlie | Girl | Scottish |
| Lileas | Girl | Scottish |
| Lilias | Girl | English, Indian, Scottish |
| Lillias | Girl | Scottish |
| Lindsay | Unisex | English, Indian, Scottish |
| Linsey | Unisex | English, Indian, Scottish |
| Liusaidh | Girl | Scottish |
| Logan | Unisex | English, Indian, Scottish |
| Lorna | Girl | English, Indian, Scottish |
| Lundy | Unisex | French, Scottish |
| Lyall | Unisex | Scottish |
| Lyndsey | Unisex | English, Indian, Scottish |
| Machara | Girl | Scottish |
| Mackenzie | Unisex | English, Indian, Scottish |
| Maggie | Girl | English, Indian, Scottish |
| Mai | Girl | French, Japanese, Native American, Scottish, Vietnamese |
| Maidie | Girl | English, Indian, Scottish |
| Maighread | Girl | Scottish |
| Maira | Girl | Indian, Scottish |
| Mairhrad | Girl | Scottish |
| Mairi | Girl | Scottish |
| Maisie | Girl | English, Indian, Scottish |
| Makolm | Unisex | Scottish |
| Malcolm | Unisex | English, Indian, Scottish |
| Maoilios | Unisex | Scottish |
| Marcail | Girl | Scottish |
| Margaret | Girl | English, Indian, Scottish |
| Marsaili | Girl | Scottish |
| May | Girl | English, Hebrew, Indian, Scottish |
| Mckenna | Girl | English, Indian, Scottish |
| Mckenzie | Unisex | English, Indian, Scottish |
| Mhairi | Girl | Scottish |
| Moira | Girl | English, Indian, Scottish |
| Moire | Girl | Scottish |
| Monroe | Unisex | English, Indian, Scottish |
| Mor | Girl | Scottish |
| Mór | Girl | Scottish |
| Morag | Girl | Scottish |
| Morgan | Unisex | English, French, Indian, Scottish, Welsh |
| Morna | Girl | English, Indian, Scottish |
| Morven | Unisex | English, Indian, Scottish |
| Moyna | Girl | English, Indian, Scottish |
| Muir | Unisex | Scottish |
| Muira | Girl | Scottish |
| Muire | Girl | Scottish |
| Muireall | Girl | Scottish |
| Muiriol | Girl | Scottish |
| Mungo | Unisex | Scottish |
| Murdag | Girl | Scottish |
| Murdann | Girl | Scottish |
| Murdina | Girl | Scottish |
| Murron | Girl | Scottish |