| Name | Residence | Birth Date | Birth Place |
| KABBEL, Thomas | Pavillion, WY | 24 Dec 1881 | * of Denmark * |
| KAIL, Joe | Dubois, WY | 03 Apr 1877 | * unknown * |
| KALASZINSKY, Charly | Hudson, WY | 04 Mar 1878 | * unknown * |
| KAMBORIS, Pete Mike | Shoshoni, WY | 12 Jul 1884 | * unknown * |
| KANSON, Ivan Nelson | Moneta, WY | 06 Oct 1893 | Loup City, NE |
| KANSON, Omar Melvin | Moneta, WY | 17 Apr 1892 | Loup City, NE |
| KARNER, Joe Henry | Chico, TX | 13 Jun 1884 | Neween, TX |
| KAUL, Floyd Allen | Pinedale, WY | 17 Aug 1887 | near Slater, MO |
| KAWAMURA, Fred | Hudson, WY | 15 Nov 1886 | Yanai, Yamaguhiken, Japan |
| KEALEAR {KEALAR}, Adolph F. | Arapahoe, WY | 25 Feb 1895 | Greenwood, SD |
| KEATING, James Patrick | Riverton, WY | 19 Nov 1874 | * born United States * |
| KEAVEY, William | Lander, WY | 12 Sep 1879 | * of Ireland * |
| KEEL, Aloysius Joseph | St. Stephens, WY | 18 Jul 1876 | * probably of Switzerland * |
| KEELE, Virgil Vaughn | Lander, WY | 26 Jul 1893 | Macy, CO |
| KEELER, William Franklin | Riverton, WY | 03 Jan 1900 | * born United States * |
| KEELY, William Francis | Shoshoni, WY | 01 Mar 1895 | Valentine, NE |
| KEEN, William | Lander, WY | 09 May 1875 | * born United States * |
| KEIRSEY, William Britton | Lander, WY | 23 Jun 1897 | MO, |
| KEITH, Thomas Henry | Shoshoni, WY | 15 Jan 1897 | Traer, IA |
| KELLOGG, Vern Harry | Pilot, WY | 07 May 1886 | * born United States * |
| KELLY, Bernard | Riverton, WY | 21 Jan 1898 | * born United States * |
| KELLY, Glenn | Shoshoni, WY | 14 Dec 1893 | Harrisburg, NE |
| KELLY, Laurence Earl | Riverton, WY | 02 Aug 1886 | Clark Co., IL |
| KELLY, Loua Glenn | Riverton, WY | 15 Nov 1897 | * born United States * |
| KEMP, John William | Wind River, WY | 24 Feb 1893 | Concord, NE |
| KENAST, Otto Fred | Arapahoe, WY | 22 Jan 1885 | * unknown * |
| KENEDY, C. R. | Riverton, WY | 27 Feb 1886 | * born United States * |
| KENNAH, Henry Jarvis | Lenore, WY | 24 Jun 1881 | * born United States * |
| KENNEDY, Francis | Port Austin, MI | 26 Feb 1896 | Port Austin, MI |
| KENNEDY, Francis Raymond | Lander, WY | 30 Jun 1891 | Sterling, CO |
| KENYON, Albert Harrison | Riverton, WY | 26 Nov 1885 | * born United States * |
| KEOHLER, Frank | Lander, WY | 17 Mar 1878 | * born United States * |
| KEON, Charles Alvin | Council Bluffs, IA | 06 Mar 1873 | * born United States * |
| KERR, Victor | Shoshoni, WY | 19 Jun 1895 | Bosworth, MO |
| KESSLER, John | Lander, WY | 28 May 1888 | Scotland, SD |
| KESTLER, Clarence | Lenore, WY | 17 Nov 1893 | Holstine, NE |
| KETTERER, William A. | Detroit, MI | 08 Mar 1897 | Schonach, Baden, Germany |
| KIEREL, Charles John | Lander, WY | 20 Jul 1877 | * born United States * |
| KIERNAN, John James | Lander, WY | 16 Apr 1880 | * born United States * |
| KIERRITZ, Otto Paul Hermon | Lander, WY | 06 Jul 1878 | * of Germany * |
| KILE, Pearl | Riverton, WY | 29 Jan 1892 | near Columbus, OH |
| KILGORE, Thomas Jefferson | Lander, WY | 22 Jan 1875 | * born United States * |
| KIMBALL, Lloyd Dorsey | Shoshoni, WY | 30 Jan 1900 | * born United States * |
| KIMBALL, Ralph | Lander, WY | 23 Nov 1879 | * born United States * |
| KIMBALL, Ward | Shoshoni, WY | 28 Feb 1874 | * born United States * |
| KIMBERLIN, Emmett Edward | Lander, WY | 01 Sep 1881 | * born United States * |
| KINCAID, Harry Griffith | Arapahoe, WY | 14 Feb 1885 | * born United States * |
| KINCAID, William Engle | Arapahoe, WY | 28 Apr 1881 | * born United States * |
| KINDSFATER, Jake | Riverton, WY | 26 Sep 1877 | * of Russia * |
| KING, Calvin James | Riverton, WY | 12 Apr 1894 | Omha, NE |
| KING, Earl Henry | Shoshoni, WY | 22 Jun 1895 | Omaha, NE |
| KING, Leslie Lynch | Riverton, WY | 25 Jul 1884 | * born United States * |
| KING, William Rufus | Claytown, WV | 20 Feb 1891 | Claytown, WV |
| KINNEY, John James | Metzler, WY | 28 Sep 1892 | Amsterdam, NY |
| KIRCH, Al John | Riverton, WY | 30 Apr 1891 | Maryville, MO |
| KIRCH, Lawrence John | Riverton, WY | 29 Jan 1885 | * born United States * |
| KIRIS, Frank | Hudson, WY | 26 May 1887 | Ziglrab, Krovatie, Austria |
| KIRK, John | Split Rock, WY | 07 Oct 1885 | * born United States * |
| KIRK, Ray | Lenore, WY | 22 Apr 1890 | Randolph, NY |
| KITNER, Walter | Shoshoni, WY | 21 Aug 1873 | * born United States * |
| KLEHR, Joseph | Shoshoni, WY | 31 Mar 1883 | * born United States * |
| KLINGBEIL, Edward Gustaf | Lander, WY | 23 Jun 1889 | Wlodave, Russia |
| KLOCKE, Warren August | Shoshoni, WY | 28 Jul 1884 | * born United States * |
| KNAPP, Everett H. | Lysite, WY | 09 Mar 1878 | * born United States * |
| KNAPP, Levi Linzy | Lander, WY | 06 Sep 1887 | Lander, WY |
| KNEZEVICH, Mile | Hudson, WY | Oct 1874 | * of Serbia claimed by Austria * |
| KNIBB, Elmer Emerson | Lander, WY | 17 Nov 1893 | Harrisonville, MO |
| KNIFONG, Clarence Joseph | Lander, WY | 11 May 1883 | * born United States * |
| KNIPPER, Charles Earnest | Newton, IA | 10 Jul 1900 | * born United States * |
| KOLER, Albert | Riverton, WY | 22 Mar 1890 | El Fselesi, Posen, Austria |
| KORAC, Novak | Hudson, WY | 10 Oct 1884 | * of Serbia claimed by Austria * |
| KOVACEVICH, Joe | Hudson, WY | 16 Jan 1882 | * of Austria * |
| KRAMER, Joseph | 131 18th St., Oregon City, OR | 11 Jun 1883 | * of Austria * |
| KRAUSE, Edward Frank | Hamtramck, MI | 01 Nov 1892 | Detroit, MI |
| KREIGH, Claude Walter | Riverton, WY | 17 Aug 1884 | * born United States * |
| KREK, John | Hudson, WY | 30 Apr 1891 | Volca, Kroner, Austria |
| KRONE, Lawrence Harold | Rongis, WY | 31 Jul 1889 | Copenhagen, Denmark |
| KROVIC {KROVICH}, Duzan | Hudson, WY | 15 Mar 1894 | Trtine, Hertzogovina, Austria |
| KRUSEN, Noble Richard | Riverton, WY | 28 Oct 1881 | * born United States * |
| KRUTZ, Reinheart Charles | Lander, WY | 17 Nov 1881 | * born United States * |
| KURCHILL, Peter | Lander, WY | 27 Nov 1890 | Torlen, Hungaria |
| KURTZ, David Paul | Dallas, WY | 01 Jul 1887 | Ashland, OH |
| KURTZ, Philipp | Arapahoe, WY | 22 Aug 1884 | * unknown * |
| KURZYNSKE, John Andrew | Rush Lake, WI | 01 May 1893 | Ripon, WI |
| KUSICK, Tony | Hudson, WY | 23 Dec 1888 | Bishopflack, Kroner, Austria |
| KYGER, Charles Emett | Moneta, WY | 14 Feb 1873 | * born United States * |
| KYLE, James | Shoshoni, WY | 19 Aug 1883 | * born United States * |
| KYNE, Harry | Metzler, WY | 07 Mar 1888 | St. Michael, NE |
| KYNOCH, William | Riverton, WY | 25 Dec 1875 | * unknown * |