| Name | Birth date | Relationship with Robert Frei |
| Labadie, Antoine Louis Descomptes dit | 19 May 1732 | 4th great-grandfather of the wife |
| Labadie, Euphrasia Decomptes dit | 07 Jan 1791 | 3rd great-grandmother of the wife |
| Labadie, Jean Baptiste | Abt. 1670 | 6th great-grandfather of the wife |
| Labadie, Pierre Descomptes Dit | 10 May 1705 | 5th great-grandfather of the wife |
| Lablond, Marguerite | | 8th great-grandmother of the wife |
| Lablond, Marie | | 8th great-grandmother of the wife |
| Labreche, Marie Anne Delgueil | 20 Sep 1717 | 5th great-grandmother of the wife |
| Labreche, Pierre | | 7th great-grandfather of the wife |
| Labreche, Pierre Delgueil | Bef. 1686 | 6th great-grandfather of the wife |
| Lacelle, Angelique | 20 Feb 1705/06 | 5th great-grandmother of the wife |
| Lacelle, Gilles | | 7th great-grandfather of the wife |
| Lacelle, Jacques | 11 May 1672 | 6th great-grandfather of the wife |
| Lachamalliere, Francoise | | 9th great-grandmother of the wife |
| Lagarenne, Bertrand Chesné dit | 20 Feb 1621/22 | 7th great-grandfather of the wife |
| LaJeunesse, Marie Marguerite Estene | 21 Nov 1703 | 6th great-grandmother of the wife |
| LaJeunesse, Pierre Estene | | 7th great-grandfather of the wife |
| Lamarre, Genevieve | | 8th great-grandmother of the wife |
| Lamb, Martha | 09 Mar 1812 | Wife of the 4th cousin 5 times removed |
| Lampel, Shirley | Private | 3rd cousin of the wife |
| Lampel, Thomas R. | Private | 3rd cousin of the wife |
| Landrin, Guillaume | | 8th great-grandfather |
| Landrin, Marie | | 7th great-grandmother |
| Lange | Bet. 1775 - 1805 | 4th great-grandfather |
| Lange, Friederike Dorothea Christine Sophia | Bet. 1810 - 1825 | 3rd great-grandmother |
| Langlois, Marguerite | | 8th great-grandmother of the wife |
| Lanning, Abijah | | 3rd cousin 5 times removed of the wife |
| Lanning, Amos | | 2nd cousin 6 times removed of the wife |
| Lanning, Ann | Abt. 1817 | 1st cousin 5 times removed of the wife |
| Lanning, Caroline Allen | Abt. 1820 | 3rd cousin 5 times removed of the wife |
| Lanning, Daniel | Abt. 1778 | 2nd cousin 6 times removed of the wife |
| Lanning, Elizabeth | | 2nd cousin 6 times removed of the wife |
| Lanning, Jasper | | 2nd cousin 6 times removed of the wife |
| Lanning, Jasper | | 4th cousin 4 times removed of the wife |
| Lanning, Mary Elizabeth | | 3rd cousin 5 times removed of the wife |
| Lanning, Mercy | | 2nd cousin 6 times removed of the wife |
| Lanning, Noah | | 2nd cousin 6 times removed of the wife |
| Lanning, Ralph | | 2nd cousin 6 times removed of the wife |
| Large, Ann | 29 May 1712 | 1st cousin 8 times removed of the wife |
| LaRose, Jill Elizabeth | Private | 3rd cousin of the wife |
| LaRose, John Michael | Private | 3rd cousin of the wife |
| LaRose, Lance Anthony | Private | 3rd cousin of the wife |
| Larose, Marie Madeleine Belleau | | 7th great-grandmother of the wife |
| Lathrop, Samuel | | Husband of the 9th great-grandaunt |
| LaTouche, Jean | | 8th great-grandfather of the wife |
| Laukke, Randy | Private | 3rd cousin once removed of the wife |
| Laukke, Rodney | Private | 3rd cousin once removed of the wife |
| Laundra, Carol R. | Private | Wife of the uncle |
| Lavigne, Angelique Levasseaur | | 7th great-grandmother of the wife |
| Lavigne, Jean Levasseaur | | 8th great-grandfather of the wife |
| Laviolette, Kimberly | Private | Wife of the 1st cousin |