K
66 boxare- Kaarlo Väkevä 1925–1932
- Kadri Salim 1992–1999
- Kalervo Alanenpää 1974–1986
- Kalevi Partanen 1977–1984
- Kamran Kabinejad 1990–1999
- Kari Vasara 1974–1983
- Karin Kings 2001–2007
- Karl "Kalle Masen" Jonsson 1920–1923
- Karl Adelsson 1926–1935
- Karl Bergström 1953–1961
- Karl Engvall 1924–1933
- Karl Erik Kjellin 1943–1950
- Karl Erik Norfall 1956–1965
- Karl Gunnar Holm 1963–1968
- Karl Gustaf Norén 1934–1943
- Karl Larsson-Jones 1999–2005
- Karl Linné (Narvall) 1932–1945
- Karl Otto Ottosson 1971–1979
- Karl Preutz 1948–1957
- Karl Sandahl 1924–1930
- Karl Sjöholm 1949–1957
- Karl Sundström 1926–1931
- Karl-Åke Palm 1963–1971
- Karlo Tabaghua 2006–2008
- Karzan Salim 2005–2013
- Katrin Enoksson 1995–2005
- Keddy Jansson 1919–1920
- Ken Kvist 1985–1989
- Kennedy Katende 2000–2016
- Kennerth Wiberg 1964–1975
- Kenneth Halvardsson 1957–1966
- Kenneth Israelsson 1961–1973
- Kenneth Johansson 1957–1964
- Kenneth Pettersson 1960–1967
- Kenneth Wiberg 1967–1973
- Kent Seijboldt 1959–1963
- Kent Sonfjäll 1983–1998
- Kent Wujciak 1988–2000
- Kermit Fredriksson 1975–1983
- Kevin Scott 2017–2026
- Kire Stojanovski 1972–1978
- Kjell Andersson 1950–1962
- Kjell Fredriksson 1961–1969
- Kjell Lindblad 1956–1967
- Kjell Sandström 1964–1970
- Kjell Svensson 1959–1968
- Kjell Ågren 1957–1963
- Klara Svensson 2002–2011
- Klara Svensson (gbg) 2006–2013
- Klas Jansson (Clay Jayson) 2007–2024
- Knut Frick 1946–1953
- Knut Henningsson 1949–1959
- Knut Klang 1921–1928
- Knut Nordström 1935–1942
- Kodjo Akakpo 1989–1992
- Kole Talevski 1969–1981
- Kosovare Buzaku 2006–2010
- Krister Palmen 1990–2008
- Kurt Andersson 1927–1939
- Kurt Hjelm 1951–1960
- Kurt Johansson 1949–1960
- Kurt Kreüger 1928–1947
- Kurt Liljedahl 1927–1932
- Kurt Stehlin 1936–1948
- Kurt Thom 1949–1956
- Kwamena Turkson 1991–2000