- Kaarniranta Kai
- Kaasik Allen
- Kabuta Tomohiro
- Kacem Raoudha
- Kadowaki Motoni
- Kagedal Katarina
- Kamada Yoshiaki
- Kaminskyy Vitaliy O
- Kampinga Harm H
- Kanamori Hiromitsu
- Kang Chanhee
- Kang Khong Bee
- Kang Kwang Il
- Kang Rui
- Kang Yoon-A
- Kanki Tomotake
- Kanneganti Thirumala-Devi
- Kanno Haruo
- Kantelip Bernadette
- Kantelip B.
- Kanthasamy Anumantha G
- Kanthasamy Arthi
- Karantza Vassiliki
- Katranji H.
- Kaushal Gur P
- Kaushik Susmita
- Kawazoe Yoshinori
- Kehrl John H
- Kelekar Ameeta
- Ke Po-Yuan
- Kerkhoff Claus
- Kessel David H
- Khalil Hany
- Kielar Michel
- Kiel Jan a K W
- Kiger Amy A
- Kihara Akio
- Kimchi Adi
- Kim Deok Ryong
- Kim Do-Hyung
- Kim Dong-Hou
- Kim Eun-Kyoung
- Kim Hyung-Ryong
- Kim Jae-Sung
- Kim Jeong Hun
- Kim Jin Cheon
- Kim John K
- Kimmelman Alec C
- Kim Peter K
- Kim Seong Who
- Kim Yonghyun
- Kim Yong-Sun
- King Jason S
- Kinsella Timothy J
- Kirkin Vladimir
- Kirshenbaum Lorrie A
- Kitamoto Katsuhiko
- Kitazato Kaio
- Klein Ludger
- Klimecki Walter T
- Klionsky Daniel J
- Klucken Jochen
- Knecht Erwin
- Ko Ben C B
- Koch Jan C
- Koga Hiroshi
- Koh Jae-Young
- Koh Young Ho
- Koike Masato
- Komatsu Masaaki
- Kominami Eiki
- Kong Hee Jeong
- Kong Wei-Jia
- Korolchuk Viktor I
- Kotake Yaichiro
- Koukourakis Michael I
- Kouri Flores Juan B
- Kovács Attila L
- Kraft Claudine
- Krainc Dimitri
- Krämer Helmut
- Kretz-Remy Carole
- Krichevsky Anna M
- Kroemer Guido
- Krüger Rejko
- Krut Oleg
- Ktistakis Nicholas T
- Kuan Chia-Yi
- Kucharczyk Roza
- Kuentz Paul
- Kumar Ashok
- Kumar Raj
- Kumar Sharad
- Kundu Mondira
- Kung Hsing-Jien
- Kurz Tino
- Kwon Ho Jeong