| Location | Sub-location | Title | Author/Comp./Editor |
| K Families | KAIYALA | We're Still Holding Hands: A Finnish-American Comes of Age | Arvo Aimo Kaiyala |
| K Families | KARTER | Karter-Otte Families | Sister Penedicta Karter |
| K Families | KAST | Mohawk Valley Kasts and Allied Families | House, Ida Kast |
| K Families | KASTELLET | Hans Hanson Kastellet 1817-1890 His Family and Descendants | Harold W. Kaslettet |
| K Families | KAY | Ancestors of Robert Kay of South Carolina | Kay & Kay |
| K Families | KEARNEY | Midwest Families, A Genealogical and Historical Compendium of Several Families from Ireland, Germany, Switzerland and Belguim | John M. Kearney and Lisa Von Kaenel |
| K Families | KEELER | Keeler Family | |
| K Families | KEENE | Keene Family History and Genealogy | |
| K Families | KEEP | Keep Genealogy | |
| K Families | KEFFER | Michael Keffer Branch | |
| K Families | KEITH | Keith | |
| K Families | KEITH | Keith & Kin Newsletter (Filed in Misc. Families) | |
| K Families | KELLEY | Kelley Genealogy (David O'Killia and his Descendants) | |
| K Families | KELLY | Kelly Family Vol. 3 | McEveny & Hampton |
| K Families | KELSEY | Genealogy of Descendants of William Kelsey 5 Generations | |
| K Families | KELSEY | Genealogy of the Descendants of William Kelsey | Edward A. Claypool & Azalea Clizbee |
| K Families | KEMP | New England Kemps | Arthur J. Weise |
| K Families | KEMPER | Genealogy of the Kemper Family in the United States: Descendants of John Kemper of Virginia | Willis Miller Kemper and Harry Linn Wright, comps. |
| K Families | KENDLER | Kendlers': The Story of a Pioneer Alaska Juneau Dairy | Mathilde Kendler |
| K Families | KENT | Kent Family History | American Genealogical Research Institute |
| K Families | KENWRICK/KENDRICK) | Kenwrick/Kendrick Family, | |
| K Families | KEPLER | Peter Kepler Family | |
| K Families | KERR | Kerr Family History | American Genealogical Research Institute |
| K Families | KETCHAM | Ketcham Tables | |
| K Families | KIBBE | Some Descendants of Edward Kibbe | Doreen P. Hanna |
| K Families | KILTS | Mohawk Valley Kilts Family in the Eighteenth Century | David Kendall Martin |
| K Families | KIMBALL | Noble Son: Spencer W. Kimball | |
| K Families | KIMBLE | Waterman My Home; Reflections of my first 21 years | Chuck Kimble |
| K Families | KINCADE | Families of Kincade, Markel and Stingley, 2nd ed. | Karen Bridgeman |
| K Families | KINGSLEY | Kingsley Family Records from New England | |
| K Families | KINKEAD | Our Kentucky Pioneer Ancestry: A History of the Kinkead & McDowell Families of Kentucky | June Lee Mefford Kinkead |
| K Families | KIRBY | Kirby Family History | American Genealogical Research Institute |
| K Families | KIRBY | Kirbys of New England | |
| K Families | KIRKLAND | Kirkland Source Book of Records Vols. 1 & 2 | Schladensky, Kirkland, Green & Leonard |
| K Families | KIRWAN | Halfway Home: A granddaughter's Biography | Mary Logue |
| K Families | KITCHELL | Robert Kitchell and his Descendants | H. D. Kitchell |
| K Families | KITTREDGE | Kittredge Family in America (first 5 generations) | Mabel T. Kittridge |
| K Families | KLAUSER/CLAUSER | Klauser/Clauser (Some Early Lineages of Berks Co. PA) | |
| K Families | KNAB/KNAUB | Knab-Knaub Family of PA | |
| K Families | KNAPP | See: The Wards and The Knapps | |
| K Families | KNARR | Knarr, Knerr, Knorr Family Newsletter | |
| K Families | KNEWSTEP | See: Settlers Along the Shores of Virginia's York River | |
| K Families | KNIGHT | Four Genealogy of the Descendants of John Knight and Richard Knight | |
| K Families | KNOWLES | Descendants Of Richard Knowles 1637-1973 | Virginia Knowles Hufbauer |
| K Families | KNOWLTON | Utah Knowltons | |
| K Families | KNOX | See: My Forebears: History & Geneology of the Cunningham, Knox, Gibson, Borders, and Ewing Families | |
| K Families | KREFELD | Krefeld Immigrants and Tier Descendants | |
| K Families | KURTZ | Children of Joseph Kurtz and Lydia Zook |