| Name | Date of birth | Birthplace | Race |
| Kadar, John | 19 Feb 1875 | | White |
| Kafka, Frank Joseph | 1 Dec 1892 | Bohemia Austria | Caucasian |
| Kafka, Joe John | 16 May 1895 | Bohemia Austria | Caucasian |
| Kaiser, Charles Augustus | 17 Sep 1880 | | White |
| Kakalecik, Edward | 31-Aug-00 | | White |
| Kakalecik, John | 20 Apr 1899 | | White |
| Kakalecik, Paul | 20 Apr 1899 | | White |
| Kakalecik, Steve | 22 Jan 1893 | Colorado | Caucasian |
| Kakeztis, Antonio | 27 Nov 1880 | | White |
| Kalaidzoff, Mike | 1883 | | White |
| Kalamistrokis, Nik | 9 Apr 1885 | | White |
| Kalcic, Joe | 17 Nov 1892 | Austria | Caucasian |
| Kalitz, Nick | 4 Jul 1887 | Bosnia and Herzegovina Austria | Caucasian |
| Kallas, Giorgios | 6 Aug 1891 | Greece | Caucasian |
| Kalmas, Michael | 1 Jan 1878 | | White |
| Kaloff, John | 20 Dec 1877 | | White |
| Kamakoris, Frank George | 21 Dec 1879 | | White |
| Kane, Dennis Joseph | 8 Dec 1873 | | White |
| Kane, Edward Joseph | 3 Aug 1879 | | White |
| Kania, Albert | 27 Sep 1881 | | White |
| Kantzinos, Elias George | 25 Mar 1874 | | White |
| Kapparo, Thero | Aug 1876 | | White |
| Kapros, Mark | 6 May 1886 | | White |
| Karafilo, Apostolos S | 1887 | Greece | Caucasian |
| Karamanolus, Mike | 16 Aug 1879 | | White |
| Karamonzis, William | 19 Jun 1892 | Greece | Caucasian |
| Karamuzip, Nicholas | 2 Oct 1882 | | White |
| Karasy, John | 26 Feb 1884 | | White |
| Karles, Georgios | 16 Mar 1889 | Greece | Caucasian |
| Karst, Edwan Henry | 1 Nov 1895 | Arkansas | Caucasian |
| Karst, Francis Oliver | 11 Nov 1892 | Arkansas | Caucasian |
| Karst, Joseph Francis | 24 Jul 1884 | | White |
| Kasimalakis, Yamalis | 1887 | Turkey | Caucasian |
| Kasimalakis, Ymraim | 15 May 1881 | | White |
| Kasiotakis, Bill | 2 Sep 1882 | | White |
| Kastas, Mike | 1886 | | White |
| Kaster, Ruber Hiram | 2 Aug 1883 | | White |
| Kato, Kay | 5 Nov 1885 | | Oriental |
| Katsalis, William John | 25 Nov 1898 | | White |
| Katsoulis, Anastasios Procopisse | 11 Mar 1885 | | White |
| Kauser, Martin | 29 Jul 1896 | Germany | |
| Kawakami, Sadajiro | 26 Jun 1896 | Japan | Malayan |
| Kazin, Kazin Condarline | 20 Jun 1896 | Lebanon Syrian Arab Republic | |
| Kcovh, Pete | 15 Jun 1873 | | White |
| Keating, John Francis | 27 Nov 1897 | | White |
| Keene, Henry Clinton | 29 Oct 1879 | | Black |
| Keigley, Lloyd Byran | 25 Nov 1874 | | White |
| Keller, Elmer Henry | 25 Mar 1881 | | White |
| Kelley, Joseph Michael | 28 Oct 1876 | | White |
| Kemper, James Edward | 11 Oct 1875 | | White |
| Kendrick, Frank | 17 Nov 1873 | | White |
| Kennedy, Charles Elmer | 30 Sep 1887 | Indiana | Caucasian |
| Kennedy, Robert Coats | 21 Jul 1883 | | Black |
| Kennedy, Tom Varner | 2 Feb 1889 | Illinois | Caucasian |
| Kent, Edwin | 7 Jan 1892 | New York | Caucasian |
| Kephart, Chalmer Roland | 8 Mar 1886 | | White |
| Kerby, Joseph Luther | 21 Feb 1875 | | White |
| Kercakakes, Emonoval | 10 Sep 1882 | | White |
| Keriacopulos, John Panagiotos | 27 Jan 1892 | Greece | Caucasian |
| Ketcham, Nicolas | 6 Dec 1873 | | White |
| Kettz, Louis | 23 Jan 1888 | Greece | Caucasian |
| Keturakis, Kazimeros | 4 Mar 1875 | | White |
| Kidder, Waldo | 9 Dec 1894 | Iowa | Caucasian |
| Kieszkowski, Stanley | 6 Sep 1879 | | White |
| Killian, James Joseph | 4 Jan 1874 | | White |
| Kilpatrick, Edward | 29 May 1891 | Pennsylvania | Caucasian |
| Kimbrel, George Albert | 8 Jan 1876 | | White |
| Kincaid, Charlie | 14 Jul 1892 | Colorado | Caucasian |
| Kincaid, John Hamilton | 25 Feb 1880 | | White |
| Kincaid, Robert Levy | 20 Nov 1891 | Colorado | Caucasian |
| Kincaid, William Muphy | 27 Jun 1881 | | White |
| Kindt, Albert | 22 Apr 1880 | | White |
| Kindt, Carl J C | 20 Dec 1874 | | White |
| Kindt, Harry | 24 May 1897 | Colorado | |
| Kindt, John | 14 Apr 1876 | | White |
| Kindt, William | 3 Aug 1894 | Colorado | White |
| King, Albert S | Oct 1891 | Colorado | Caucasian |
| King, Charley J | 25 Aug 1882 | | White |
| King, Emmitt Cornelios | 29 Jun 1874 | | White |
| King, Joseph Aaron | 29 Dec 1874 | | White |
| King, Sport Alfred | 3 Dec 1882 | | White |
| Kinstead, John Landcaster | 9 Jun 1888 | New Jersey | Caucasian |
| Kipling, Thomas Benjiman | 5 Apr 1886 | | White |
| Kirkpatrick, John | 12 Nov 1877 | | White |
| Kirkpatrick, Lawson Josiah | 22 Dec 1874 | | White |
| Kirkpatrick, Leighton Henry | 8 May 1885 | | White |
| Kirkpatrick, Levy Ranson | 9 Nov 1876 | | White |
| Kirn, John | 14 Jun 1883 | | White |
| Kissell, John | 21 Oct 1892 | Colorado | Caucasian |
| Kissell, Thar | 2 Mar 1885 | | White |
| Kitchen, Charles Franklin | 27 Sep 1880 | | White |
| Kitchen, Elbert Roy | 14 Jul 1875 | | White |
| Klein, Bermingham Elmer | 8 Feb 1884 | | White |
| Klein, Fred Edgar | 12 Feb 1873 | | White |
| Klein, Harry William | 15 Aug 1896 | Colorado | |
| Klein, Otto George | 22 Nov 1891 | Colorado | Caucasian |
| Klein, William Charles | 29 Mar 1875 | | White |
| Kleine, John | 13 Sep 1884 | | White |
| Klikus, John Frank | 25 Jul 1877 | | White |
| Klikusowian, Frank | 10 Sep 1874 | | White |
| Knapp, Samuel Archie | 14 Dec 1885 | | White |
| Knight, Josie Edmone | 3 Sep 1877 | | White |
| Knight, Ralph Lincoln | 20 Apr 1893 | Rhode Island | Caucasian |
| Knish, Teodor | 25 Dec 1883 | | White |
| Knowles, Lawerence | 15 Mar 1879 | | White |
| Knowles, Orville Thomas | 9 Mar 1881 | | White |
| Knowles, Samuel Hamaligton | 26 Aug 1877 | | White |
| Knox, Levi | 6 Feb 1894 | Kansas | Caucasian |
| Kocardi, Joe | 15 Aug 1878 | | White |
| Kocer, Joseph | 17 Jan 1881 | | White |
| Koch, Eugene Emil | 30 Mar 1876 | | White |
| Koening, Frederick Christian | 22 Sep 1878 | | White |
| Kohara, Kyogi | 19 Apr 1885 | | Black |
| Kokinis, Stewe | 1875 | | White |
| Kolenec, John | 26 Sep 1891 | Russia | Caucasian |
| Kollonder, Jac | Jun 1883 | | White |
| Komaroski, Louis | 26 Feb 1898 | | White |
| Komlei, Charley | 10 Feb 1882 | | White |
| Kondures, James Nicolson | | | |
| Kopera, John | Jun 1875 | | White |
| Kopina, Louis | 2 Nov 1880 | | White |
| Kopusin, Lawrence | 22 May 1890 | Austria | Caucasian |
| Korb, Eddie Louis | 27 May 1881 | | White |
| Koroneos, Stilianos | 6 Apr 1885 | | White |
| Kos, Peter | 20 Nov 1879 | | White |
| Kosmider, Edward | 14 Sep 1898 | | White |
| Kosmider, Erwin | 22 Dec 1899 | | White |
| Kosmos, Gust | 1896 | Greece | Caucasian |
| Kotch, John | 25 Jun 1884 | | White |
| Kountz, Howard J | 23 Aug 1891 | Colorado | Caucasian |
| Kove, Steven | 14 Mar 1887 | Hungary | Caucasian |
| Kovech, Charles | 17 Sep 1886 | Austria | Caucasian |
| Kponos, Ataraoios | Aug 1886 | Greece | Caucasian |
| Krajne, Joseph | 9 Feb 1883 | | White |
| Krentzer, Fritz | 11 Mar 1883 | | White |
| Krentzer, George William | 30 Mar 1875 | | White |
| Krentzer, John Henry | 18 Nov 1879 | | White |
| Krentzer, Lawerence Morton | 3 Oct 1873 | | White |
| Kreschenok, Nick | 6 Dec 1888 | Russia | Caucasian |
| Krier, Edward J | 18 Jan 1896 | Colorado | Caucasian |
| Krier, Edward William | 8 Oct 1882 | | White |
| Krier, Ernest Peter | 18 Sep 1883 | | White |
| Krier, Joseph | 28 Nov 1888 | Colorado | Caucasian |
| Krier, Nicolas Lucian | 30 Jan 1886 | | White |
| Krier, Paul | 25 Jan 1890 | Colorado | Caucasian |
| Krisilis, Grigory | 25 Jan 1888 | Greece | Caucasian |
| Krisow, Charles | Jul 1892 | Hungary | Caucasian |
| Krisson, George | 1 Oct 1887 | Hungary | Caucasian |
| Krokos, Ioanis | Mar 1888 | Greece | Caucasian |
| Krokos, Steve | 13 Sep 1898 | | White |
| Krontlis, Nick | 12 Feb 1894 | Greece | Caucasian |
| Krumm, Chris | 26 Sep 1880 | | White |
| Kruppa, Frank | 15 Mar 1882 | | White |
| Kruz, Bert Neville | 7 Sep 1873 | | White |
| Kucler, Frank | 30 Nov 1886 | Hungary | Caucasian |
| Kucler, John | 16 Jun 1885 | | White |
| Kuhn, Martin | 1879 | | White |
| Kuhta, Zahar | 23 Oct 1884 | | White |
| Kukolich, Steve | 26 Dec 1882 | | White |
| Kukovith, Tony | 3 Dec 1874 | | White |
| Kulaga, Joseph | 17 Oct;Mar | | White |
| Kuljaj, Nick | 25 Dec 1878 | | White |
| Kupyce, Wyeck | 17 Jan 1888 | | White |
| Kuratich, John | 2 May 1878 | | White |
| Kusatha, Harry | 15 Jun 1873 | | White |
| Kvritarnik, Rudolf | 19 Oct 1891 | Austria | Caucasian |
| Kwros, George | 10 Oct 1893 | Greece | Caucasian |