Football referees
Kilian Braun
Kevin Broadley
Khalid Bu Hasan
Karl Buckley
Karolis Buivydas
Khin Nyein Chan
Kwang-Ho Choi
Kwang-Bo Choi
Kwang-Ho Choi
Ki-Chang Choi
Kreshnik Cjapi
Kevin Clancy
K. Clerkx
Kirk Davis
Kevin Debeuckelaere
Kane Dempster
Kevin Dhondt
Keabetswe Dintwa
K. Dizdar
Kirsty Dowle
Kevinas Drungilas
Kristina Dushkova
Khaled El Sayed
Kassem Matar Elhatmy
Kazuyoshi Enomoto
Kerem Ersoy
Karl Evans
Konstantinos Fellas
Kevin Fikar
Konstantinos Foustanas
Kouassi Frederic Francois Biro
Kevin Friend
K. Friend
Koichiro Fukushima
Kian Gallacher
Khaled Gamal
Kirill Garafutdinov
Konrad Gasiorowski
Koray Gençerler
Krasen Georgiev
Kristina Georgieva
Kastriot Gerxhaliu
K. Gibson
Kote Giorgadze
Krumislav Gjorgiev
Kleber Ariel Gonçalves da Silva
Kian Gorny
Ksenia Goryacheva
Kevin Graham
Kristian Griffiths-Jones