| LAST NAME | FIRST NAME | TOWNSHIP | GIVEN | FILED | OTHER |
| Kahn | Albert | Center | 1890 | 1896 | |
| Kahn | Felix E. | Orange | 1889 | 1907 | |
| Karker | Abram | Sand Creek | 1891 | 1893 | |
| Karlson | Peter | Almena | 1883 | 1884 | |
| Karn | Winfield G. | Leota | 1889 | 1902 | |
| Karnopp | John | Grant | 1887 | 1888 | |
| Karns | Elizabeth | Sand Creek | 1887 | 1902 | |
| Kates | George W. | Almena | 1883 | 1884 | |
| Kates | Josiah L. | Almena | 1889 | 1893 | |
| Keams | William b. | Modell | 1891 | 1907 | |
| Kean | Thomas A. | Sand Creek | 1804 | 1905 | |
| Keating | Thomas | Center | 1889 | 1894 | |
| Keating | Thomas | Center | 1890 | 1899 | timber |
| Keener | Isaac | Leota | 1887 | 1889 | |
| Keener | Jacob R. | Garfield | 1889 | 1889 | |
| Keener | James W. | Leota | 1890 | 1904 | |
| Keirn | Nathan J. | Leota | 1884 | 1905 | |
| Keiser | Samuel | Garfield | 1894 | 1895 | timber |
| Kellen | John | Lincoln | 1887 | 1889 | |
| Kellen | John | Lincoln | 1898 | 1900 | timber |
| Kelley | Mahion A. | Center | 1883 | 1900 | |
| Kelley | Robert C. | Almena | 1887 | 1891 | |
| Kelley | Wesley B. | West Union | 1890 | 1903 | |
| Kelling | Henry | West Union | 1889 | 1890 | |
| Kelling | John | West Union | 1888 | 1914 | |
| Kelly | Hobart C. | Orange | 1889 | 1890 | |
| Kelly | John | Leota | 1882 | 1886 | |
| Kelly | Jonathan | Clayton | 1900 | 1900 | |
| Kelly | O.A. | Highland | 1917 | 1917 | school |
| Kelsey | Edwin | Emmett | 1890 | 1903 | |
| Kelsey | Edwin | Emmett | 1892 | 1903 | |
| Kemble | F.A. | Emmett | 1910 | 1910 | school |
| Kemper | Hermann | West Union | 1894 | 1896 | |
| Kemper | T.W. | Sand Creek | 1895 | 1909 | school |
| Kemper | W.T. | Sand Creek | 1895 | 1895 | school |
| Kendal | George W. | Modell | 1890 | 1903 | |
| Kendall | James M. | Harrison | 1900 | 1903 | |
| Kendall | William B. | Solomon | 1882 | 1904 | |
| Kendrick | Samuel M. | West Union | 1882 | 1886 | |
| Kendrick | Samuel M. | West Union | 1907 | 1907 | school |
| Kenly | John W. | Noble | 1882 | 1885 | |
| Kent | Catherine | Aldine | 1889 | 1894 | |
| Kentner | Nancy P. | Crystal | 1899 | 1899 | school |
| Kepler | Mary A. | Grant | 1892 | 1902 | was Koch |
| Kerr | Walter L. | Orange | 1892 | 1892 | |
| Kerr | Walter L. | Orange | 1896 | 1901 | timber |
| Kershner | David C. | Clayton | 1888 | 1904 | |
| Keys | Williams | Almelo | 1886 | 1892 | |
| Kibe | William H. | Leota | 1894 | 1897 | |
| Kidder | Albert E. | Solomon | 1894 | 1900 | timber |
| Kidder | Albert Edward | Solomon | 1882 | 1902 | |
| Kindley | Samuel T. | Lincoln | 1893 | 1899 | timber |
| King | Jacob | Lincoln | 1890 | 1903 | |
| King | John | Sand Creek | 1913 | 1913 | |
| King | John | Lincoln | 1882 | 1912 | |
| King | John S, | Lincoln | 1888 | 1901 | |
| King | Lemuel | Garfield | 1907 | 1907 | school |
| King | M.J. | Garfield | 1902 | 1902 | school |
| Kingdon | John | Noble | 1891 | 1896 | |
| Kingham | Fred | Garfield | 1902 | 1902 | school |
| Kingham | Fred | Rock Branch | 1898 | 1898 | |
| Kingham | John | Garfield | 1902 | 1902 | |
| Kingsbury | George N. | Emmett | 1879 | 1881 | |
| Kingsley | John W. | West Union | 1887 | 1892 | |
| Kinnett | Charles | Lenora | 1889 | 1889 | |
| Kinnett | Charles C. | Lenora | 1889 | 1906 | |
| Kinney | John L. | Orange | 1890 | 1893 | |
| Kinsman | Joseph L. | Highland | 1888 | 1906 | |
| Kint | George | Garfield | 1892 | 1894 | |
| Kintigh | Elmer E. | Garfield | 1896 | 1941 | |
| Kirk | David L. | Clayton | 1882 | 1893 | |
| Kirk | Homer M. | Harrison | 1890 | 1893 | |
| Kirk | J.E. | Clayton | 1894 | 1903 | timber |
| Kirk | James N. | Clayton | 1889 | 1893 | |
| Kirkpatrick | Hugh | Leota | 1883 | 1885 | |
| Kirkpatrick | Joseph | Modell | 1884 | 1898 | |
| Kisner | Henry H. | Belle Plaine | 1887 | 1895 | |
| Kittilson | Salve | Almena | 1886 | 1890 | |
| Kitzke | John E. | West Union | 1930 | 1930 | school |
| Kivett | William H. | Harrison | 1890 | 1901 | |
| Kleeper | Joseph | Rock Branch | 1889 | 1943 | |
| Kline | Abraham B. | Garfield | 1891 | 1891 | |
| Kline | Francis | West Union | 1896 | 1904 | timber |
| Kline | Manassa | Grant | 1890 | 1903 | |
| Kline | Nicolas | Lenora | 1893 | 1897 | hiers of |
| Kline | Peter | West Union | 1903 | 1904 | |
| Klinepeter | John A. | Almelo | 1888 | 1948 | |
| Knapp | C.G. | Highland | 1916 | 1916 | school |
| Knapp | Henry C. | Crystal | 1879 | 1886 | |
| Knapp | Henry C. | Crystal | 1874 | 1881 | |
| Knapp | Henry E. | Aldine | 1884 | 1889 | |
| Knapp | Martha | Highland | 1895 | 1909 | |
| Knox | Nelson N. | Highland | 1890 | 1891 | |
| Knox | Robert H. | Highland | 1887 | 1903 | |
| Knudson | Mary | Almelo | 1893 | 1911 | was Sterner |
| Knudson | William | Almelo | 1886 | 1887 | |
| Koch | Mary A. | Grant | 1892 | 1902 | was Kepler |
| Kohn | Phillip | Belle Plaine | 1888 | 1889 | |
| Koon | Iversen | Aldine | 1884 | 1899 | |
| Koon | Iverson | Garfield | 1888 | 1903 | |
| Kooser | Samuel | Clayton | 1889 | 1890 | |
| Kooser | Samuel | Leota | 1889Mc | 1904 | |
| Krause | August | Aldine | 1889 | 1889 | |
| Krause | August | Aldine | 1894 | 1898 | |
| Krauss | Charles W. | Clayton | 1884 | 1904 | |
| Krauss | Edwin | Clayton | 1884 | 1904 | |
| Krauss | herman | Noble | 1888 | 1892 | |
| Krauss | Herman | Highland | 1893 | 1902 | timber |
| Krauss | Richard | Clayton | 1889 | 1904 | |
| Krauss | Richard | Noble | 1892 | 1898 | |
| Krier | Henry | Rockwell | 1895 | 1899 | timber |
| Kroese | Hermen | Grant | 1899 | 1899 | school |
| Kroger | Claus | West Union | 1883 | 1892 | |
| Kroger | Detlef | West Union | 1884 | 1885 | |
| Kuch | Jacob | Crystal | 1884 | 1884 | |
| Kueny | Benjamin | Modell | 1884 | 1900 | |
| Kulp | Jacob | Lincoln | 1883 | 1884 |