| KABANETS, Valentine | 2000-01, 2009-10 |
| KABIR, Prabahan Kemal | 1956-57 |
| KAC, Mark | 1951-52 |
| KADISON, Richard Vincent | 1950-52 |
| KAHANE, Jean-Pierre | 1963-64 |
| KAHLE, Matthew | 2010-11 |
| KAHN, Franz Daniel | 1958-59 |
| KAHN, Peter Jack | 1969-71, 1980-81 |
| KAKUTANI, Shizuo | 1940-42, 1948-49 |
| KALAI, Gil | 1995-96, 2000-01 |
| KALETHA, Tasho Statev | 2010-13 |
| KALFAGIANNI, Efstratia | 1994-95, 2004-05 |
| KALISCH, Gerhard K. | 1941-42, 1955-56 |
| KÄLLÉN, Anders Olof Gunnar | 1953-54 |
| KALLIANPUR, Gopinath | 1952-53 |
| KALOSHIN, Vadim | 2002-04, 2011-12 |
| KAMBER, Franz Walter | 1967-68, 1980-81 |
| KAMENOVA, Ljudmila K. | 2006-07 |
| KAMIEN, Randall D. | 2009-10 |
| KAMIENNY, Sheldon | 1983-84 |
| KAMISHIMA, Yoshinobu | 1983-84 |
| KAMRAN, Niky | 1987-88 |
| KAMVISSIS, Spyridon D. | 1997-98 |
| KAN, Ittai | 1985-86 |
| KAN, Pui Tak | 1992-93 |
| KANE, Richard Michael | 1979-80 |
| KANEVSKY, Dimitry | 1984-86 |
| KANIEL, Shmuel | 1982-83 |
| KANNAI, Yakar Israel | 1967-69 |
| KANTOR, William M. | 1985-86, 2005-06 |
| KANTOROVITZ, Miriam | 1999-00 |
| KANTOROVITZ, Samuel | 1963-64 |
| KAPLAN, Lewis David | 1954-56 |
| KAPLAN, Samuel | 1947-48, 1956-57 |
| KAPLANSKY, Irving | 1946-49, 1956-57 |
| KAPOULEAS, Nicolaos | 1992-93, 1996-97 |
| KAPOVITCH, Vitali | 1997-98 |
| KAPRON, Bruce | 2013-14 |
| KAREL, Martin Lewis | 1972-74, 1982-83 |
| KARMARKAR, Narendra | 1996-97 |
| KÁROLYI, Gyula | 1995-96 |
| KAROUBI, Max | 1968-69 |
| KARP, Leon | 1979-80 |
| KARPENKO, Nikita A. | 2004-05 |
| KARPLUS, Robert | 1948-50 |
| KARTHA, Sivan | 1993-94 |
| KARU, Kalle | 2000-01 |
| KASHIWARA, Masaki | 1977-78 |
| KASSABOV, Martin D. | 2009-10 |
| KASSEL, Christian | 1984-85, 1987-88, 1994-95 |
| KATO, Kazuya | 1995-96 |
| KATO, Mitsuyoshi | 1968-70 |
| KATO, Shin-ichi | 1984-85 |
| KATZ, Gabriel | 1989-90 |
| KATZ, Nicholas M. | 1991-92, 1995-96, 1999-00, 2001-02, 2005-06 |
| KATZ, Sheldon H. | 1982-83 |
| KATZARKOV, Ludmil | 2006-07 |
| KAUFMAN, Bruria | 1947-55 |
| KAUFMAN, Tali | 2006-07 |
| KAUFMAN - HALMAN, Tali | 2007-08 |
| KAUFMANN, Erika Birgit | 2013-14 |
| KAUFMANN, Ralph Martin | 2010-11, 2013-14 |
| KAWADA, Yukiyosi | 1952-54 |
| KAWAI, Takahiro | 1977-78 |
| KAWAKITA, Masayuki | 2004-05 |
| KAWAKITA, Motoko | 2004-05 |
| KAWAKUBO, Katsuo | 1970-71 |
| KAWAMATA, Yujiro | 1986-87 |
| KAWAMURO, Keiko | 2008-09 |
| KAWANAKA, Noriaki | 1976-77 |
| KAWARABAYASHI, Ken | 1963-64 |
| KAWAUCHI, Akio | 1978-80 |
| KAYAL, Neeraj | 2006-07 |
| KAZHDAN, David | 1996-97 |
| KEDLAYA, Kiran Sridham | 2003-04, 2009-10 |
| KEEL, Markus | 1996-97 |
| KEEL, Sean | 1994-95 |
| KEEN, Linda | 1964-65 |
| KEISLER, H. Jerome | 1982-83 |
| KELLER, Georg | 1992-94 |
| KELLEY, Allen F., Jr. | 1965-66 |
| KELLEY, John L. | 1945-46 |
| KELLY, John Beckwith | 1950-51 |
| KELLY, Paul Joseph | 1955-56 |
| KELMER, Dubi | 2007-08 |
| KELNER, Jonathan | 2006-07 |
| KEMENY, John G. | 1948-49 |
| KEMP, Robert Richard Dingle | 1957-58 |
| KEMPF, George Rushing | 1981-82 |
| KENDIG, Keith Milo | 1965-67 |
| KENIG, Carlos | 1996-97, 2003-04 |
| KENKU, Monsur Akangbe | 1980-81 |
| KENNEDY, Edward Stewart | 1949-50, 1953-54 |
| KERCKHOFF, Steven Paul | 1978-79, 1983-84, 1989-90 |
| KERLER, Thomas | 1995-96 |
| KERSEY, Donald Thomas | 1980-81 |
| KERVAIRE, Michel André | 1957-58, 1960-61, 1963-64 |
| KETCHUM, Pierce W. | 1936-38, 1947-48 |
| KHANEVSKY, Michael | 2011-12 |
| KHARE, Chandrashekhar B. | 2010-11 |
| KHESIN, Boris A. | 1997-98, 2011-12 |
| KHOSRAVI, Mahta | 2005-07 |
| KHOT, Subhash | 2003-04 |
| KHOVANOV, Mikhail | 1997-99, 2007-08 |
| KHURI, Nicola Najob | 1958-60, 1962-63 |
| KHURI-MAKDISI, Kamal | 1994-95 |
| KIANG, Tsai-Han | 1936-37 |
| KILLIP, Rowan | 2000-02, 2006-08 |
| KIM, Henry | 1999-00 |
| KIM, Ju-Lee | 1997-98, 2001-02 |
| KIM, Sang Seon | 2001-02 |
| KIM, Swan | 1988-89 |
| KIM, Young-Heon | 2008-09 |
| KIMBALL, Spofford Harris | 1935-36 |
| KIMURA, Takashi | 2002-03 |
| KIMURA, Tatsuo | 1975-77 |
| KINDERLEHRER, David S. | 1979-80 |
| KINDLER, Guy | 2004-05 |
| KING, Henry Churchill | 1974-76, 1980-81 |
| KING, James R. | 1971-72 |
| KING, Valerie | 2013-14 |
| KINOSHITA, Shin'ichi | 1959-61 |
| KINOSHITA, Toichiro | 1952-54 |
| KIRBY, Robion C. | 1968-70, 1990-91 |
| KIRILLOV, Alexander | 1998-99 |
| KISELEV, Alexander | 2003-04 |
| KISELMAN, Christer Oscar | 1965-66 |
| KISILEVSKY, Hershy Harry | 1983-84 |
| KISTER, James Milton | 1962-64 |
| KITAGAWA, Koji | 1991-92 |
| KLAPPER, Andrew | 1999-00 |
| KLARTAG, Bo'az | 2004-06 |
| KLAUCK, Hartmut | 2002-03 |
| KLEBAN, Peter | 1993-94 |
| KLEE, Victor LaRue, Jr. | 1951-52 |
| KLEENE, Stephen Cole | 1939-40, 1965-66 |
| KLEIN, Oskar Benjamin | 1949-50 |
| KLEIN, Silvius | 2005-06 |
| KLEINBOCK, Dmitry | 1996-97 |
| KLEINER, Bruce | 1992-93 |
| KLEMOLA, Matti Tapio | 1962-63 |
| KLINE, Morris | 1936-38 |
| KLINGEN, Helmut | 1965-66 |
| KLINGENBERG, Wilhelm | 1956-58, 1964-65, 1967-68 |
| KLINGLER, Bruno | 2008-09 |
| KLOTZ, Richard Galen | 1980-82 |
| KNAPP, Anthony William | 1968-69, 1975-76, 1982-83, 2000-02 |
| KNAPP, Robert E. | 1972-73 |
| KNEBUSCH, Manfred | 1975-76 |
| KNESER, Martin | 1963-64 |
| KNIEPER, Gerhard Franz | 1987-88 |
| KNIGHT, Frank Bardsley | 1974-75 |
| KNOP, Friedrich | 1987-88 |
| KNOPP, Marvin Isadore | 1959-60, 1975-76, 1987-88 |
| KNÖRRER, Horst | 2001-02 |
| KNOWLES, Antti | 2013-14 |
| KOBAYASHI, Shoshichi | 1956-58 |
| KOBAYASHI, Toshiyuki | 1991-92 |
| KOBAYASI, Minoru | 1953-55 |
| KOCHEN, Simon Bernard | 1966-67, 1978-79 |
| KOCK, Winston E. | 1935-36 |
| KODAIRA, Kunihiko | 1949-50, 1951-52, 1955-61 |
| KOGAN, Mikhail | 2003-05 |
| KÖHLER, Wolfgang | 1955-56, 1963-64 |
| KOHN, Joseph John | 1957-58, 1961-62, 1976-77, 1980-81, 1988-89, 2000-01 |
| KOIKE, Masao | 1976-77 |
| KOJMAN, Menachem | 2010-11 |
| KOL, Gillat | 2012-14 |
| KOLCHIN, Ellis Robert | 1941-42 |
| KOLESNIK, Grigori Ambramovich | 1980-81 |
| KOLLA, Alexandra | 2009-10 |
| KOLLAR, János | 1986-87 |
| KOLOKOLOVA, Antonina | 2009-10 |
| KOLOUNTZAKIS, Mihail N. | 1994-96 |
| KOMAROVA, Natalia | 1999-00 |
| KOMURA, Yukio | 1974-75 |
| KONDEV, Jané | 1997-99 |
| KONDÔ, Motokiti | 1962-63 |
| KONDÔ, Takeshi | 1969-71 |
| KONTOROVICH, Alex V. | 2009-10, 2013-14 |
| KONTSEVICH, Maxim | 1992-93, 2001-02 |
| KONYAGIN, Sergei | 1996-97, 2001-02, 2007-08, 2009-10 |
| KOPPARTY, Swastik | 2010-12 |
| KOPPEL, Moshe | 1979-80 |
| KOPPELMAN, Walter | 1966-67 |
| KORALOV, Leonid | 1998-00 |
| KORENBLUM, Boris | 1976-77 |
| KOREVAAR, Nicholas | 1992-93 |
| KOROGODSKY, Leonid | 1996-97 |
| KOSCHORKE, Ulrich M. | 1980-81, 1989-90 |
| KOSINSKI, Antoni | 1962-64, 1966-67, 1969-70, 1986-87, 1996-97 |
| KOSTANT, Bertram | 1953-55, 1966-67 |
| KOSYGINA, Elena | 2008-09 |
| KOSZUL, Jean Louis | 1960-61 |
| KOTSCHICK, Dieter | 1989-90, 2001-02, 2008-09, 2012-13 |
| KOTTWITZ, Robert Edward | 1976-77, 1983-84, 2000-01 |
| KOVRIJKINE, Oleg | 2000-01 |
| KOWALSKI, Emmanuel | 1998-01, 2009-10 |
| KOWALSKY, Nadine | 1994-95 |
| KOZLOV, Dmitry | 1998-99 |
| KOZLOWSKI, George Aloysius, Jr. | 1969-71 |
| KOZMA, Gady | 2004-06 |
| KRAICHNAN, Robert Harry | 1949-50 |
| KRAINES, David P. | 1977-78 |
| KRAJICEK, Jan | 2003-04 |
| KRALJEVIĆ, Hrvoje | 1974-75 |
| KRAMERS, Hendrik Anthony | 1946-47, 1951-52 |
| KRANTZ, Steven George | 1980-81 |
| KRASHEN, Daniel Reuben | 2004-05, 2006-07 |
| KRASNY, Robert | 1993-94 |
| KREEZER, George Lawrence | 1945-47 |
| KREISEL, Georg | 1955-57, 1962-64 |
| KRET, Arno | 2013-14 |
| KRIEGER, Joachim | 2003-04 |
| KRISHNA, Amalendu | 2004-05 |
| KRISHNAMURTHY, Muthukrishnan | 2002-03 |
| KRISHNASWAMY, Ravishankar | 2012-13 |
| KRIVELEVICH, Michael | 1997-98 |
| KRIZ, Igor | 2011-12 |
| KRÓLIKOWSKI, Wojciech | 1960-62 |
| KROLL, Norman Myles | 1948-49, 1967-68 |
| KRONHEIMER, Peter Benedict | 1987-89 |
| KRUSEMEYER, Mark Iersel | 1972-74 |
| KRUSHKAL, Slava | 1998-99 |
| KU, Hsu-Tung | 1967-68, 1977-78, 1984-85 |
| KU, Mei-Chin | 1977-78, 1984-85 |
| KUBERT, Daniel Sion | 1979-80, 1984-85 |
| KUBOTA, Tomio | 1963-64 |
| KUDLA, Stephen S. | 1975-76, 1980-81, 2005-06 |
| KUGA, Michio | 1961-63, 1976-77 |
| KUIJK (KUYK), Willem | 1967-68 |
| KUIPER, Nicolaas Hendrik | 1947-49, 1969-70 |
| KUKSIN, Sergej | 1994-95 |
| KUKU, Aderemi | 2003-04 |
| KULKARNI, Ravindra | 1971-73, 1993-94 |
| KUMAR, Shrawan | 1988-89 |
| KUMARESAN, Somaskandan | 1982-83 |
| KUN, Gabor | 2008-11 |
| KUNZE, Ray A. | 1962-63 |
| KUPIAINEN, Antti | 1986-87 |
| KUPIAINEN, Antti J. | 2013-14 |
| KURANISHI, Masatake | 1954-56 |
| KURATOWSKI, Kazimierz | 1948-49 |
| KUREPA, Djuro | 1959-60 |
| KURIHARA, Akira | 1980-82 |
| KURIHARA, Masato | 1995-96 |
| KURLBERG, Pär Martin | 2009-10 |
| KURODA, Sigekatu | 1955-57 |
| KUSAKA, Shuichi | 1942-43 |
| KUSNER, Robert | 1992-93, 1996-97 |
| KUTZAROVA, Denka | 2009-10 |
| KUTZKO, Philip C. | 1979-80, 1988-89 |
| KUYK, Willem | 1967-68 |
| KUZNETSOV, Alexander | 1999-00 |
| KWUN, Kyung Whan | 1964-65 |