| KETTLEWELL, Clara A. | | B. 1886 (Ohio) | | D. 29 MAR 1958 (Guernsey, Ohio) |
| KEYLOR, Richard | | B. 22 JUL 1925 (Monroe, Ohio) | | D. 1 SEP 2001 (Woodsfield, Monroe, Ohio) |
| KEYSER, Clarence L. | | B. 11 JUL 1901 (Bellaire, Belmont, Ohio) | | D. 4 AUG 1963 (Bellaire, Belmont, Ohio) |
| KEYSER, John W. | | B. 26 AUG 1866 (Ohio) | | D. 19 JUN 1926 (Belmont, Ohio) |
| KEYSER, William A. | | B. 22 MAR 1905 (Bellaire, Belmont, Ohio) | | D. 24 DEC 1951 (Bellaire, Belmont, Ohio) |
| KIDON, John | | | | |
| KIDON, Mary | | B. 28 OCT 1898 (Hungary) | | D. 16 NOV 1940 (Lakewood, Cuyahoga, Ohio) |
| KIERNAN, Sheila | | | | |
| KILGORE, Grace | | B. 20 JUN 1904 (Ohio) | | D. 10 AUG 1997 (Brentwood, Williamson, Tennessee) |
| KILGORE, Henry | | B. 27 APR 1879 (Logan, Hocking, Ohio) | | D. 20 JAN 1936 (Nashville, Davidson, Tennessee) |
| KILROY, Bernard | | B. 23 JAN 1887 (Pennsylvania) | | D. 25 APR 1944 (Pittsburgh, Allegheny, Pennsylvania) |
| KIMBALL, Elva Alberta | | B. 1913 | | D. 1979 |
| KING, Barbara | | B. 1871 (Ireland) | | |
| KING, Charles | | B. 1900 (Ohio) | | |
| KING, Effie | | B. 26 JAN 1904 (Glencoe, Belmont, Ohio) | | D. 25 FEB 1971 (Martins Ferry, Belmont, Ohio) |
| KING, Hilda | | B. 1898 (Ohio) | | |
| KING, Isaac | | B. 13 OCT 1876 (Captina, Belmont, Ohio) | | D. 13 OCT 1908 (Shadyside, Belmont, Ohio) |
| KING, John | | B. 10 JUL 1800 (Belmont, Ohio) | | D. 14 JAN 1884 (Jackson, West Virginia) |
| KING, John C. | | B. 1906 (Ohio) | | |
| KING, John C. G. | | | | |
| KING, Joseph | | B. 1902 (Ohio) | | |
| KING, Katie Elizabeth | | B. 30 JAN 1908 (Shadyside, Belmont, Ohio) | | D. 22 JUN 1993 (St. Clairsville, Belmont, Ohio) |
| KING, Viva L. | | B. 7 AUG 1866 (Belmont, Ohio) | | D. 16 JUL 1887 (Belmont, Ohio) |
| KING, William A. | | B. 28 FEB 1845 (Ohio) | | D. 23 DEC 1924 (Gallia, Ohio) |
| KINNEY, Ewing Kermit | | B. 13 NOV 1917 (Bethesda, Belmont, Ohio) | | D. 21 AUG 1984 (Louisville, Stark, Ohio) |
| KINNEY, Thomas A. | | B. 1839 (Ireland) | | D. 20 SEP 1907 (Belmont , Ohio) |
| KIRBY, Jane D. | | B. 21 JUL 1903 (Neffs, Belmont, Ohio) | | D. 25 JUL 1967 (Bellaire, Belmont, Ohio) |
| KIRK, Nancy | | B. 24 MAR 1854 (Indiana) | | D. 18 AUG 1922 (Scottsburg, Scott, Indiana) |
| KLAUS, Bonita K. | | B. 2 JUN 1950 (Ohio) | | |
| KLAUS, Joseph F. | | B. 28 MAR 1925 (Willoughby, Lake, Ohio) | | D. 8 SEP 2005 (Ohio) |
| KLAUS, Vincent | | B. 5 FEB 1883 (Austria) | | D. 28 JAN 1963 (Geneva, Ashtabula, Ohio) |
| KLEKKER, Max | | B. 28 FEB 1902 | | D. JUN 1977 |
| KLOTTER, Johan Paulus | | B. 1673 (Birkenau, Bergstrasse, Hessen, Germany) | | D. 1709 (at sea?) |
| KLUKAS, William Andrew | | B. 1 OCT 1943 (San Diego, California) | | |
| KLUZENSHEG, Maria | | B. 1765 | | |
| KNAPP, Floyd | | B. ABT 1885 (Beaver Falls, Lewis, New York) | | D. 2 DEC 1960 (Cleveland, Cuyahoga, Ohio) |
| KNEZ, Jera | | | | |
| KNIGHT, Mollie A. | | B. 20 NOV 1945 | | D. 2 APR 2011 (Rocky River, Cuyahoga, Ohio) |
| KNISELY, Nellie | | B. 1919 (Ohio) | | |
| KNOX, Margaret Agnes | | | | D. 1932 (Lowell, Massachusetts) |
| KOCHER, Amos J. | | B. 19 JUL 1910 (Powhatan Point, Belmont, Ohio) | | D. 27 APR 1956 (Pittsburgh, Allegheny, Pennsylvania) |
| KOCHER, Charles | | B. 30 OCT 1891 (York, Belmont, Ohio) | | D. 15 OCT 1978 (Belmont, Belmont, Ohio) |
| KOCHER, Emma | | B. 22 SEP 1878 (Steinersville, Belmont, Ohio) | | D. 17 APR 1962 (Belmont, Ohio) |
| KOCHER, Jacob | | B. 22 JAN 1822 (Switzerland) | | D. 1 AUG 1905 (Beallsville, Monroe, Ohio) |
| KOCHER, Jacob F. | | B. 31 AUG 1875 (Belmont, Ohio) | | D. 2 AUG 1944 (Belmont, Ohio) |
| KOCHER, Jacob Robert | | B. 1 FEB 1874 (York, Belmont, Ohio) | | |
| KOCHER, Janet E. | | B. 27 DEC 1937 (West Virginia) | | |
| KOCHER, Katie | | B. 23 AUG 1873 (Armstrongs Mills, Belmont, Ohio) | | D. 29 AUG 1958 (Bellaire, Belmont, Ohio) |
| KOCHER, Philip | | B. MAY 1850 (Ohio) | | D. 9 JUL 1934 (Pultney, Belmont, Ohio) |
| KOCHER, William | | B. ABT 1847 (Ohio) | | D. 15 JUN 1925 (Belmont, Ohio) |
| KOHLER, Mildred Antoinette | | B. 5 APR 1920 (Mishawaka, St. Joseph, Indiana) | | D. 3 JUL 1982 (Mishawaka, St. Joseph, Indiana) |
| KOJALA, Hugo | | | | |
| KOLENC, Anna | | B. ABT 1885 (Austria) | | D. 8 APR 1957 (Ohio) |
| KOLESAR, Veronica | | B. 15 JUN 1913 | | D. MAY 1985 (Lakewood, Cuyahoga, Ohio) |
| KOPASEK, Rosemary | | B. 12 SEP 1931 | | D. 24 DEC 2014 |
| KOPSTEIN, Elliott S | | B. 8 OCT 1964 (Los Angeles, Los Angeles, California) | | |
| KOPSTEIN, Ethan | | B. 26 JAN 2007 (California) | | |
| KOPSTEIN, Jamie | | B. 29 MAR 2010 (San Francisco, San Francisco, California) | | |
| KOROSEC, Helena | | | | |
| KOROSEC, Maria | | B. 1821 (Podgrad, Svibno, Slovenia) | | |
| KOTOPKA, Frank Thomas | | B. 4 SEP 1933 (Bridgeport, Belmont, Ohio) | | D. 23 JUL 2010 (Joliet, Will, Illinois) |
| KOTOPKA, Louis | | B. 2 FEB 1899 (Belmont, Ohio) | | D. 6 FEB 1967 (Martins Ferry, Belmont, Ohio) |
| KOTOPKA, Thomas William | | B. 19 SEP 1966 | | |
| KOVACH, Mary K | | B. 18 NOV 1913 (Cleveland, Cuyahoga, Ohio) | | D. 13 MAR 2004 (North Olmsted, Cuyahoga, Ohio) |
| KOVALICK, Dorothy | | B. 26 JAN 1932 (Maryland) | | |
| KOVIC, Margaretham | | B. 1792 (Jesenje, Hotic, Slovenia) | | |
| KOVIC, Urbani | | | | |
| KRAGER, Ronald James | | | | |
| KRAJSEK, Andreas | | | | |
| KRAJSEK, Jakob | | | | D. 1899 |