Athletes 120 / 222
Ko Hyon-suk (1985)
Ko Yin Fai (1960)
Koji Emura (1961)
Koji Tokunaga (1968)
Kola Adedoyin (1991)
Konrad Wasielewski (1984)
Konrad Winkler (1882)
Konstadinos Filippidis (1986)
Konstantin Dzhelepov (1950)
Konstantin Ushakov (1970)
Konstantin Vaterkampf (1888)
Konstantinos Bembis (1903)
Konstantinos Botasis (1890)
Konstantinos Kenteris (1973)
Konstantinos Kotzias (1892)
Konstantinos Nikolopoulos (1890)
Kortney Clemons (1980)
Krešo Tretinjak (1905)
Krikor Agathon (1901)
Kris Odegard (1980)
Kriss Akabusi (1958)
Krista Donnenwirth (1989)
Kristi Richards (1981)
Kristian Ipsen (1992)
Kristin Frey (1984)
Kristin Heaston (1975)
Kristin Steinert (1987)
Kristina Kiss (1981)
Kristina Kunkel (1984)
Kristjan Palusalu (1908)
Kristjan Rahnu (1979)
Krists Straume (1986)
Krisztián Kulcsár (1971)
Krisztina Szremkó (1972)
Krystina Alogbo (1986)
Krystyna Machnicka-Urbańska (1947)
Krzysztof Brzozowski (1993)
Krzysztof Grzegorek (1946)
Krzysztof Wiłkomirski (1980)