| Name | Total | Name | Total | Name | Total | Name | Total | Name | Total |
|---|
| Layne | 6 | Life Jr | 1 | Lounds | 1 | Magdalena | 1 | Martin | 18 |
| Leach | 2 | Life Sr | 1 | Louw | 23 | Magdaleno | 1 | Martine | 1 |
| Learned | 27 | Lightfoot | 1 | Love | 1 | Magnasson | 1 | Martinez | 1 |
| Leatherman | 1 | Lillian | 1 | Lovelace | 3 | Magnussen V | 1 | Martyn | 1 |
| Leavitt | 1 | Lillie | 1 | Lovelady | 2 | Magnusson | 2 | Marvin | 6 |
| Leber | 2 | Lilly | 1 | Lovewell | 2 | Mahieu | 1 | Mary | 1 |
| Lechaucer | 1 | Limburg | 2 | Low | 1 | Maieler | 1 | Mashburn | 1 |
| LeClerc ap William ap Dafydd, de Malpas | 1 | Lincoln | 8 | Lowe | 2 | Mallory | 2 | Maslin | 3 |
| Lecorbet | 1 | Lincoln Jr | 2 | Lowry | 1 | Malmoviz, de | 1 | Mason | 6 |
| Lee | 14 | Lincoln Sr | 1 | Lucas | 4 | Malone | 6 | Masovia | 1 |
| Lee III | 1 | Lindemann | 1 | Luckens | 1 | Malpas | 2 | Massey | 2 |
| Lee Jr | 2 | Lindley | 1 | Luder | 1 | Malpas, de | 3 | Mather | 1 |
| Lee Sr | 1 | Lindsay | 4 | Ludwell | 2 | Malpas (Blackenhall) | 1 | Mathews | 1 |
| Leerdents | 1 | Lindsell | 1 | Luise | 1 | Malpas (MacHyn) | 1 | Mautravers | 1 |
| Leftwich | 1 | Linnan | 1 | Lull | 2 | Malusha | 1 | Maverick | 2 |
| Legnica | 1 | Linnel | 2 | Lumbard | 1 | Manley | 11 | Mavison | 1 |
| Leinster | 1 | Linnell | 5 | Lunt | 2 | Manley Jr | 1 | Mavisyn | 2 |
| Lejonhufvud | 1 | Linscott | 2 | Luther | 2 | Manley Sr | 1 | Maxtone | 1 |
| Lemley | 1 | Linton | 1 | Lutton | 1 | Mann | 1 | Maxwell | 1 |
| Lennox | 2 | Little Feathers | 1 | Luxembourg | 1 | Manning | 24 | May | 4 |
| Lenormand | 1 | Littlefield | 13 | Lydia | 1 | Mantooth | 2 | Mayhew | 3 |
| Leonard | 5 | Littlepage | 1 | Lydston | 1 | March | 1 | McCarty | 4 |
| Leonharbt | 1 | Livermore | 1 | Lye | 1 | Marchinek | 2 | McCaulley | 4 |
| Lerchenzeiler | 3 | Lloyd | 1 | Lyman | 1 | Margaretha | 3 | McCubbin | 7 |
| Leslie | 1 | Lnu | 4 | Lynnell | 2 | Margery | 1 | McDonald | 7 |
| Lestrange | 1 | Lock | 1 | Lyon | 5 | Maria | 3 | McDonnel | 1 |
| Lestrange Baroness Morton Corbet | 1 | Locke | 14 | Lyon Bowes | 1 | Markham | 23 | McDonnell | 6 |
| Leutwinus of Treves, Archbishop of Treves | 1 | Locke Jr | 1 | Mac Dhonnchad, 2nd Earl of Carrick | 1 | Markham (D'Aubeny) | 1 | McDowell | 1 |
| Levan | 1 | Locke Sr | 1 | Mac Fergus, Lord of Galloway | 1 | Markham (de Marcham) | 1 | McGorman | 1 |
| Levesque | 1 | Locklear | 2 | Mac Gilbert, 1st Earl of Carrick | 1 | Markham Jr | 3 | McGovern | 2 |
| Levett | 1 | Lodwig | 1 | Macalan | 1 | Markham Sr | 1 | McGregor | 1 |
| Lewis | 170 | Loftus | 1 | Maccubbin | 1 | Markham, Knight | 2 | McKie | 1 |
| Lewis Capt. | 1 | Logan | 11 | MacDonald | 1 | Markinfield | 1 | McKindery | 1 |
| Lewis Colonel | 4 | Loker | 1 | MacDonnel II | 1 | Marsh | 6 | McLaughlin | 1 |
| Lewis Dr. | 1 | Lombard | 4 | MacDonnell | 15 | Marshal, 1st Earl of Pembroke | 2 | McMahan | 1 |
| Lewis Esquire II | 1 | Loomis | 1 | Macdougall | 1 | Marshal, Countess of Cornwall | 1 | McNaughton | 8 |
| Lewis Jr. | 2 | Loose | 1 | Machen | 3 | Marshall | 1 | Meadows | 1 |
| Lewis Major | 1 | Lord | 3 | MacHyn | 1 | Marshall, 4th Earl of Pembroke (Knight Templar), le | 1 | - | - |
| Leycestre de Wolvey | 1 | Lorenz | 3 | Madding | 3 | Martel, Prince of the Franks; Mayor of the Palace | 1 | - | - |
| Libby | 2 | Lothrop | 1 | Madison | 4 | Martha | 1 | - | - |
| Life | 4 | Lound | 2 | Madison Sr. | 1 | Martian | 1 | - | - |
