| Name | Meaning | Gender | Origin |
|---|
| Kerry | dark, dark-haired | Male | Irish |
| Kingston | From the king's village or estate King's field. King is one of several titles occasionally used as given names.
| Male | English |
| Kipp | wearing a crown, sharply pointed hill | Male | English |
| Kirby | church settlement | Male | Norse |
| Kirkwood | From The Church's Forest | Unisex | English |
| Kyle | A place-name referring to the narrows: a wood or a church.
| Male | Scottish |
| Lacy | Derived from Lacey which is a French Nobleman's surname brought to British Isles after Norman conquest.
| Male | |
| Lafayette | Hound Dog from the AristoCats
| Male | |
| Lane | narrow road | Male | English |
| Langley | Residence Name | Male | English |
| Lathrop | From The Barn Farmstead | Unisex | English |
| Lee | Healer
| Male | English |
| Leland | from the meadow land | Male | English |
| Lester | Fortified place.
| Male | English |
| Lincoln | Capital of Nebraska, USA. Old English: home by the pond | Male | English |
| Locke | after the philosopher John Locke | Male | English |
| Lockwood | From The Enclosed Wood | Unisex | English |
| Logan | little hollow | Male | Scottish |
| Luke | Light | Male | Greek |
| Mansfield | From The Field By The Small River | Unisex | English |
| Marsala | | Unisex | |
| Mason | Worker in stone. | Male | English |
| Maxwell | Capable
| Male | Scottish |
| Mayo | yew-tree plain | Male | Irish |
| Melbourne | From the mill stream
| Male | |