- Kaczmarek M.E.
- Kaldonski Nicolas
- Kania Wojciech
- Kapel Christian Moliin Outzen
- Kappes Peter J.
- Karrer Gerhard
- Kastally Chedly
- Katrínardóttir Borgný
- Kayser Yves
- Kaňuch Peter
- Kechemir-Issad Nadia
- Keddar Ismaël
- Keiser André
- Keišs Oskars
- Kellner Fabian L.
- Kelly D. W.
- Kelly Michael
- Kempenaers Bart
- Kempenaers Bart
- Kempf Florent
- Kennedy Lisa
- Keogan Katharine
- Khan Gulzar
- Khasa Damase P.
- Khoury Colin K.
- Khurshid Benazir
- Killeen Gerard
- Killengreen Siw T.
- Kim Kyung-Kil
- Kim Kyung-Seok
- Kim Mija
- Kim Sang-Gyu
- Kim Sang-In
- Kim Sin-Yeon
- Kim Woo-Jin
- Kim Yi-Kyung
- Kitaysky Alexander S.
- Kjellberg Finn
- Klaassen Marcel
- Klaassen Raymond H. G.
- Klein David R.
- Klich Maren A.
- Kneebone Jeff
- Koenig Claire
- Koivula Kari
- Koloski Laura
- Kondratyev Alexander
- Konopacka Alicja
- Korpelainen H.
- Korpimäki Erkki