- King, Michael
- King, Michael J.
- King, Moses
- King, Moses, Jr.
- King, Olivet
- King, Sharon
- King, Stephen
- King, Thomas
- Kingfield Wood Products
- Kingman, Calvin
- Kingman, Hannah
- Kingsley, Albert
- Kingsley, Alice J.
- Kingsley, Daniel W.
- Kingsley, Ella R.
- Kingsley, Horace G.
- Kingsley, James E.
- Kingsley, Jotham L.
- Kingsley, L. B. and Co.
- Kingsley, Nellie
- Kingston, Arthur C. Mrs.
- Kinner, Francis
- Kinney, Thomas
- Kinsley, Azel
- Kinsley, D.W.
- Kinsley, Daniel
- Kinsley, Edwin
- Kinsley, Emily A.
- Kinsley, L.B., and Co.
- Kinsley, Lyman
- Kinsley, Susannah
- Kirk, Geneva
- Kirouac, Annette
- Kirouac, Cecile
- Kirouac, Yvette
- Kirwan, Mrs. Peter
- Kitchin, Eleanor
- Kitching, Annie E.
- Kittelberger, Leonard
- Kittredge, Jeremiah
- Kivus, David
- Kiwanis Club
- Kiwanis Jesters
- Kiwanis Key Club
- Klackey, Bessie
- Klackey, Esther
- Kline, Louis
- Knapp Brothers Shoe Co.
- Knapp King Size Corp.
- Knapp Shoe Company
- Knapp, -- ( a girl)
- Knapp, -- (son)
- Knapp, -- Mr.
- Knapp, Betsy
- Knapp, Cyrus
- Knapp, Frances
- Knapp, George
- Knapp, George G.
- Knapp, Ralph
- Kneeland, Dexter Mrs.
- Kneiper, Louis
- Kneiper, William
- Knight & Neal
- Knight House
- Knight Trial
- Knight, A.J.
- Knight, Ada M.
- Knight, Anna
- Knight, Augusta, J.
- Knight, Bessie
- Knight, Charles L.
- Knight, D. S.
- Knight, Daniel
- Knight, Elizabeth
- Knight, George
- Knight, John
- Knight, John F.
- Knight, Leonara
- Knight, Mary
- Knight, Nancy
- Knight, Nathaniel
- Knight, Nora
- Knight, Orville
- Knight, Rosalia E.
- Knight, Samuel
- Knight, W.A.
- Knights of Columbus
- Knights of Honor
- Knights of Labor
- Knights of Phythias
- Knights of Pythias: Lewiston Hyacinthe Lodge of Odd Ladies; officers
- Knights of Templar
- Knights of the Golden Eagle
- Knights Templar
- Knoff, Cyrus
- Know Nothing Party
- Knowles Spooner Co.
- Knowles, Estelle
- Knowles, Josie
- Knowles, Katherine
- Knowles, Samuel
- Knowlton, --
- Knowlton, --, Mayor
- Knowlton, A.K.P.
- Knowlton, Albion K.
- Knowlton, Benjamin
- Knowlton, Carrie
- Knowlton, Christine L.
- Knowlton, Daniel
- Knowlton, Ebenezer
- Knowlton, Edgar
- Knowlton, G. Winfield
- Knowlton, Grace
- Knowlton, Harriet
- Knowlton, Harrison
- Knowlton, I.K.
- Knowlton, Isaac K.
- Knowlton, J.
- Knowlton, James
- Knowlton, Joye
- Knowlton, Judge
- Knowlton, K. P.
- Knowlton, Mark
- Knowlton, Mark L.
- Knowlton, Nancy
- Knowlton, William
- Knowlton, Wm. N.
- Knox Post G.A.R.
- Knox Relief Corps
- Knox Street
- Knox, Ellen
- Knox, George
- Knox, George Rev.
- Knox, Sylvester
- Knox, Woodman
- Koepka, Charles H.
- Kohr, David
- Kominsky, Harry
- Koms, Bertha
- Konecki, John T.
- Kora Shrine
- Kora Temple
- Kora Temple Masonic Bldg. George Coombs
- Kora Temple Shriner's ballroom
- Kora Temple, Nobles of the Mystic Shrine
- Kork 'n Keg
- Kornaffel, Marie
- Korneffel, F.
- Korytko, Joe
- Kosar, Roger
- Koss Shoe Co.
- Koss, Jeffrey
- Koss, Linda
- Kostakis, Athena
- Kostakis, John
- Kotsifas, William
- Kotsifis Family
- Kourakos Family
- Koutalidis Family
- Kozy Corner Club
- Kramer, Caroline
- Kramer, Johanne
- Krason, Stella
- Kraumer and Co.
- Kresge, S. S. Store
- Kresge, Walter
- Kristy, Dennis
- Kroitzh, Heather
- Ku Klux Klan
- Kuck, Stuart
- Kuehn, Arthur
- Kume, Patrick
- Kushnir, Albert
- Kyle, Charity
- Kyle, Charles W.
- Kyle, Mary
- Kyle, Robinson & Hill
- Kyley, Daniel
- Kyley, Lawrence
- Kyley, Michael