- Kapraun, Donald F.
- Kaprielian, Maria
- Kaprus, Igor
- Kapteyn, J. C. (Jacobus Cornelius), 1851-1922
- Kapur, A P
- Kapur, S P
- Kapusta, Paweł
- Kapustin, Dmitry
- Kapustka, Lawrence.
- Kar, Chandra Sekhar
- Kar, Oishik
- Kar, S
- Kar, S K
- Karabağ, Tevfik
- Karabanov, Dmitry
- Karabanov, E. B. (Evgeniĭ Borisovich)
- Karabinos, Joseph V
- Karaca, Ismail
- Karacetin, Evrim
- Karadelev, Mitko
- Karadeniz Teknik Üniversitesi.
- Karadjov, Metody
- Karadjova, Olia
- Karagatzides, Jim D.
- Karagöz, Yalçın
- Karaguler, Nevin Gul
- Karagyan, Gayane
- Karakas, Mustafa
- Karakasch, Nikolaus
- Karakasi, Danae
- Karakassis, Ioannis
- Karakaya, Muhammet Ali
- Karakehian , Jason
- Karakisawa, Hideyuki
- Karalashvili, Elisabeth
- Karam, Décio
- Karaman, Celal
- Karaman, Gordan S
- Karaman, Ivo M
- Karaman-Castro, Vesna
- Karamanski, Theodore J., 1953-
- Karamata, Ozren S
- Karambelkar, Vineet V.
- Karamchandani, S J
- Karam-Gemael, Manoela
- Karami, Mahmoud
- Karamian, Roya
- Karamiani, Rasoul
- Karamjeet
- Karamoko, Mamadou
- Karamyschew, Alexander von, 1744-1791
- Karamysheva, Tatyana
- Karan, Ludmila S.
- Karande, Ashok A
- Karandikar, K R
- Karandinos, Michael G
- Karani, A A
- Karanja, Daniel
- Karanja, Rebecca N H
- Karanja, W K
- Karanovic, Ivana
- Karanovic, Tomislav
- Karanth, K Ullas
- Karanth, L V
- Karan-Žnidaršič, Tamara
- Karapetian, V. K.
- Karapetoff, Vladimir, 1876-
- Karasawa, Andrea Satie Matsubara
- Karasawa, Hiroaki
- Karasawa, Marines Marli Gniech
- Karasawa, Shigenori
- Karasov, William H., 1953-
- Karasu Ayata, Muradiye
- Karasyov, Vladimir P
- Karataş, Ahmet
- Karataş, Ayla
- Karataş, Ayşegül
- Karawaiew, W
- Karayel, Ali Ihsan
- Karaytuğ, Süphan, 1968-
- Karban, Richard
- Karbassi, Parviz, 1941-
- Karbe, Detlef
- Karcheva, Zornitsa
- Karczmarsk, Leszek
- Kardashev, Kiril
- Kardile, Sujata P
- Kardong, Kenneth V.
- Kardos, Ervin H
- Karegeannes, Carrie
- Kårehed, Jesper
- Karelin, Grigoriĭ Silich, 1801-1872
- Karels, Tim
- Karen, Jay B.
- Kareofelas, Greg A
- Karesh, William B.
- Kareth, Scott K.
- Karez, Cláudia Santiago
- Kärgenberg, Einar
- Karger, E B
- Karger, Friedrich, 1677
- Karges, Joann
- Karges, John P.
- Karhan, Selahattin Unsal
- Karhu, Alexandr A.
- Karhu, Rory R.
- Karibasavaraja, L R
- Karim, Md Rezaul
- Karim, Rezaul
- Karim, Talia
- Karimi, Omid
- Karimov, Farkhod
- Karimova, Elena
- Karis, Per Ola
- Karisch, Timm
- Karitas, James J. (James Joseph), 1927-
- Kariuki, Chege Wa
- Kariuki, Mercy,
- Kariya, Mieko
- Kariz, Rhonda M.
- Karkeek, William Floyd, 1802-1858
- Karki, Ramesh
- Karkle, Alexandre Filipe
- Karkots, Mykhailo.
- Karl Baedeker (Firm)
- Karl, Alice
- Karl, Herman A.
- Karl, Jason W.
- Karl, Michael G.
- Karl, Michael L.
- Karl, Otto, 1868-1945
- Karlin, Eric F.
- Karling, John S. (John Sidney), 1898-
- Karlov, Gennady
- Karlsdóttir, Berglind
- Karlsson Nyed, Patrik
- Karlsson, Dave
- Karlsson, Emma
- Karlsson, Jan-Olof G
- Karlsson, Karl Ø.
- Karlsson, Kjell
- Karmacharya, Neena
- Karmaly, K A
- Karmarkar, S M
- Karmokov, Mukhamed
- Karnefelt, Ingvar
- Karnella, Susan J.
- Karner, Michael
- Karnes Gladiolus Garden.
- Karnofsky, Elisa B
- Karnosky, David E.
- Karnovsky, Nina
- Karns, Hilda
- Karntanut, Wanchamai
- Karny, Heinrich Hugo, 1886-1939
- Karol, John J
- Karol, Kenneth G
- Karol, Sevinç
- Karousou, Aliki
- Karov, Chavdar
- Karp, Catherine A
- Karp, Richard D
- Karpakakunjaram, Vedham
- Karpanty, Sarah M.
- Karpel, M A
- Karpen, Joseph.
- Karper, R. E. (Robert Earl), 1888-
- Karpiński, Lech
- Karpinsky, Mikhail
- Karplus, Eric
- Karplus, Ilan
- Karpook, Eliza
- Karpun, Natalia
- Karr, Alphonse, 1808-1890
- Karr, Andrew
- Karr, Craig D
- Karr, Elizabeth
- Karr, James R.
- Karr, Kenneth Richard.
- Karr, W Seton
- Karrasch, Bernhard
- Karremans, Adam P., 1986-
- Karren, Dwight.
- Karren, Jay B. 1935-2019
- Karrer, Allan Eugene.
- Karrer, F
- Karrer, Felix, 1825-1903
- Karrer, Gerhard
- Karrer, Joanne L
- Karrer, Paul, 1889-1971
- Karrfalt, Eric E
- Karrfalt, Robert P.
- Karron, Jeffrey D
- Karrow, Paul Frederick, 1930-
- Karr-Warner, Kimberly.
- Karsch, Dr., (Anton) 1822-1892
- Karsch, Ferdinand, 1853-1936
- Karsholt, Ole
- Karsner, Howard Thomas, 1879-
- Karson, Alyson
- Karssen, Gerrit
- Karstad, Aleta R.
- Karstedt, Fernanda
- Karsten, C. J. B. (Carl Johann Bernhard), 1782-1853
- Karsten, Dietrich Ludwig Gustav, 1768-1810
- Karsten, George, 1863-1937
- Karsten, Gustav, 1820-1900
- Karsten, Hermann, 1817-1908
- Kärsten, J. D.,
- Karsten, Mia C
- Karsten, P. A. (Petter Adolf), 1834-1917
- Karsten, Peter
- Karsten, Ulf
- Karström, Mats
- Karszenbaum, Haydée
- Kartas, Fredj
- Kartavtsev, Yuri
- Kartavtseva, Irina
- Kartawijaya, Tasrif
- Kartawinata, Kuswata
- Kartes, Nancy
- Kartesz, John T
- Karthickeyan, S.M.K.
- Karthigeyan, Kaliyamurthy
- Karthik, C. M.
- Karthikeyan, S
- Kartman, Leo
- Kartonegoro, Abdulrokhman
- Kartout-Benmessaoud, Yasmine
- Karube, Haruki
- Karunakaran, D
- Karunanidhi, V
- Karunarathna, Anuruddha
- Karunarathna, Indika
- Karunarathna, Niranjan
- Karunarathna, Samantha
- Karunarathna, Samantha C.
- Karunarathna, Suranjan
- Karuppusamy, S
- Karuso, Peter
- Karuthedathu, Dipu
- Karver, Chas.
- Karwowski, Kenneth
- Karzel, Rudolf
- Kasahara, Michiko
- Kasahara, Minoru
- Kasahara, Sanae
- Kasai, Katsuya
- Kasai, Rodrigo I. D.
- Kasalo, Niko