| Name | Birth date | Relationship with Bruce Hildebrandt |
| Kofoed, Karen Marie | | 3rd cousin |
| Kofoed, Ruth Mariane | | Wife of the 1st cousin twice removed |
| Kogge, Catharina Maria | July 20, 1786 | Wife of the 3rd great-granduncle |
| Kogge, Elisabeth | April 13, 1794 | Wife of the 4th cousin 4 times removed |
| Koggen, Lütke | July 25, 1675 | Husband of the 6th great-grandaunt |
| Koggen, Margreth | Unknown | 1st cousin 7 times removed |
| Koggen, Maria | Abt. 1640 | 7th great-grandmother |
| Kohlstruk, Casey Emerson | | 4th cousin twice removed |
| Kohlstruk, Christopher Eric | | 4th cousin once removed |
| Kohlstruk, Ernst Henry | | 4th cousin |
| Kohlstruk, Ernst Karl John | July 2, 1907 | Husband of the 3rd cousin once removed |
| Kohlstruk, Kristen Elizabeth | | 4th cousin once removed |
| Kohlstruk, Peter John | | 4th cousin once removed |
| Kohlstruk, Sawyer Curtis | | 4th cousin twice removed |
| Koos, Minna Luise | July 29, 1922 | Wife of the 4th cousin once removed |
| Kordes, Engel | Abt. 1652 | 7th great-grandmother |
| Kordes, Hinrich | Unknown | 8th great-grandfather |
| Kordes, Peter | Abt. 1725 | 5th great-grandfather |
| Kordes, Peter | September 11, 1757 | 4th great-grandfather |
| Kords, Margaretha | January 11, 1678/79 | 7th great-grandmother |
| Kornahrens, Carl Claus Christoph | | 3rd cousin |
| Kornahrens, child2 | | 4th cousin twice removed |
| Kornahrens, Child3 | | 4th cousin twice removed |
| Kornahrens, Child4 | | 4th cousin twice removed |
| Kornahrens, Child5 | | 4th cousin twice removed |
| Kornahrens, Child6 | | 4th cousin twice removed |
| Kornahrens, Child7 | | 4th cousin twice removed |
| Kornahrens, Child8 | | 4th cousin twice removed |
| Kornahrens, Christina Marianne | | 3rd cousin once removed |
| Kornahrens, Claus | November 3, 1840 | 4th cousin twice removed |
| Kornahrens, Fred | February 1, 1901 | 6th cousin |
| Kornahrens, Friedrich Hinrich | February 1, 1901 | 6th cousin |
| Kornahrens, Henrich | December 19, 1809 | Husband of the 3rd cousin 3 times removed |
| Kornahrens, Hermann | | 6th cousin |
| Kornahrens, Hinrich | | 6th cousin |
| Kornahrens, Ilse-Marie | | 3rd cousin |
| Kornahrens, Ilse-Marie Anna | | Wife of the 4th cousin |
| Kornahrens, Jacob Hinrich | April 28, 1864 | Husband of the 5th cousin once removed |
| Kornahrens, Jean | | 6th cousin once removed |
| Kornahrens, Johann Christoph | January 31, 1865 | 1st cousin twice removed |
| Kornahrens, John | | 6th cousin |
| Kornahrens, Mathilda | December 16, 1906 | 6th cousin |
| Kornahrens, Mathilde | January 19, 1843 | Wife of the 4th cousin twice removed |
| Kornahrens, Meta | November 8, 1892 | 6th cousin |
| Kornahrens, Meta | August 13, 1905 | Wife of the 6th cousin |
| Kornahrens, Nicolaus | August 30, 1907 | 2nd cousin once removed |
| Korsgaard, Erna | | Wife of the 2nd cousin once removed |
| Kosak, Krista Lynn | | Wife of the 6th cousin 3 times removed |
| Koss, Annika | | 8th cousin once removed |
| Koss, Marcel | | 8th cousin once removed |