| Name | Birth date | Relationship with Bruce Hildebrandt |
| Larson, Katherine | | 2nd cousin |
| Larson, Katherine Dianne | | 3rd cousin twice removed |
| Larson, Norma | | 2nd cousin |
| Larson, Ricky Grant | | Husband of the 3rd cousin once removed |
| Latorra, Rockwood Vernon | | Husband of the 7th cousin once removed |
| Latorra, Shawn Marie | | 8th cousin |
| Laurabie, Charoltte | | Wife of the 6th cousin twice removed |
| Lauritsen, Linda Kirk | | Wife of the 3rd cousin |
| Laursen, Dick Korsgaard | | Husband of the 2nd cousin once removed |
| Laursen, Henrik Frank | | 3rd cousin |
| Laursen, Lau Frank | | 3rd cousin |
| Laursen, Mette Korsgaard | | 3rd cousin |
| Lawell, Donna | | Wife of the 7th cousin |
| Leach, Debra Novachovich | | Wife of the 7th cousin |
| Ledbetter, Deanna Lynn | | 3rd cousin twice removed |
| Ledbetter, Jon Vernon | | 3rd cousin twice removed |
| Ledbetter, Vernon Leland | | Husband of the 3rd cousin once removed |
| Lee, Donald Thiell | | Husband of the 3rd cousin |
| Lee, Eric Grant | | 3rd cousin once removed |
| Lee, Karl Alan | | 3rd cousin once removed |
| Leick, Jon | | Ex-husband of the 2nd cousin once removed |
| Leino, Kaj Börje | | Husband of the 2nd cousin |
| Lemmermann, Engel | April 11, 1847 | Wife of the 3rd cousin 3 times removed |
| Lemmermann, Thies | March 17, 1715/16 | Husband of the 5th great-grandaunt |
| Lessman, Alex Craig | | 3rd cousin twice removed |
| Lessman, Andrew Graham | | 3rd cousin twice removed |
| Lessman, Ara Christian | | 3rd cousin once removed |
| Lessman, Christianna Lynne | | 3rd cousin twice removed |
| Lessman, Delores Arlene | | 3rd cousin |
| Lessman, Edward Allen | | 3rd cousin once removed |
| Lessman, Elvira May | April 24, 1924 | 3rd cousin |
| Lessman, Gerald Eugene | December 29, 1930 | 3rd cousin |
| Lessman, Gerhard Heinrich Bernhardt | November 24, 1897 | Husband of the 2nd cousin once removed |
| Lessman, James Randall | | 3rd cousin once removed |
| Lessman, Janet Kay | | 3rd cousin once removed |
| Lessman, Jeanette Christine | | 3rd cousin once removed |
| Lessman, John Dietrich | March 18, 1893 | Husband of the 2nd cousin once removed |
| Lessman, Kandyce Ann | | 3rd cousin once removed |
| Lessman, Kenneth Craig | | 3rd cousin once removed |
| Lessman, Linda Luanne | | 3rd cousin once removed |
| Lessman, Lois Lanette | | 3rd cousin once removed |
| Lessman, Marcella Marie | | 3rd cousin |
| Lessman, Matilda Sophia | February 22, 1899 | Wife of the 2nd cousin once removed |
| Lessman, Nadine Anna | | 3rd cousin |
| Lessman, Patricia Ellen Holden | | 3rd cousin once removed |
| Lessman, Raymond Lee Ehlers | | 3rd cousin |
| Lessman, Roger Ellis | | 3rd cousin |
| Lessman, Sarah Nicole | | 3rd cousin twice removed |
| Lessman, Sonja Jo | | 3rd cousin once removed |
| Lessman, Theodore Christian William | May 7, 1901 | Husband of the 2nd cousin once removed |