| Name | Meaning |
| • Ladd | Attendant |
 |
| • Laidley | Path Along The Marshy Meadow |
|
| • Lain | A Form Of Lane |
|
| • Lake | Lake |
|
| • Landan | A Form Of Landon |
|
| • Landen | A Form Of Landon |
|
| • Landin | A Form Of Landon |
|
| • Landon | Open, Grassy Meadow |
|
| • Landry | Ruler |
|
| • Lane | Narrow Road |
|
| • Langdon | Long Hill |
|
| • Langford | Long Ford |
|
| • Langston | Long, Narrow Town |
|
| • Lathrop | Barn, Farmstead |
|
| • Latimer | Interpreter |
|
| • Lawford | Ford On The Hill |
|
| • Lawley | Low Meadow On A Hill |
|
| • Lawry | A Familiar Form Of Lawrence |
|
| • Lawson | Son Of Lawrence |
|
| • Lawton | Town On The Hill |
|
| • Layne | A Form Of Lane |
|
| • Layton | A Form Of Leighton |
|
| • Lee | A Short Form Of Farley. |
|
| • Leighton | Meadow Farm |
|
| • Leland | Signifies Meadow-land. |
|
| • Leonel | Little Lion |
|
| • Lew | A Short Form Of Lewis |
|
| • Lewin | A Form Of Louis |
|
| • Lex | A Short Form Of Alexander |
|
| • Linc | A Short Form Of Lincoln |
|
| • Lincoln | Signifies Settlement By The Pool. |
|
| • Lindell | Valley Of The Linden |
|
| • Linden | A Form Of Lyndon |
|
| • Lindley | Linden Field |
|
| • Lindon | A Form Of Lyndon |
|
| • Linford | Linden Ford |
|
| • Linton | Flax Town |
|
| • Linwood | Flax Wood |
|
| • Lister | Dyer |
|
| • Litton | Town On The Hill |
|
|
|
| • Livingston | Leif's Town |
|
| • Lleyton | A Form Of Leighton |
|
| • Locke | Forest |
|
| • London | Fortress Of The Moon. |
|
| • Lord | Noble Title |
|
| • Lorry | A Form Of Laurie |
|
| • Louvain | Lou's Vanity |
|
| • Lovell | A Form Of Lowell |
|
| • Lowell | Beloved |
|
| • Loyal | Faithful, Loyal |
|
| • Ludlow | Prince's Hill |
|
| • Lyman | Meadow |
|
| • Lyndal | Valley Of Lime Trees |
|
| • Lynden | A Form Of Lyndon |
|
| • Lyndon | Suggests Linden Tree Hill. |
|
