Klaus Kleinfeld

executive

Khleo

actor

Khaled Hosseini

novelist

Kevin Systrom

entrepreneur

Kevin Ashton

Kenny Marchant

us-representative

Ken Robinson

author

Ken Danby

painter

Kelly Ripa

actress

Keith Devlin

mathematician

Kato

disc-jockey

Katherine Paterson

author

Karl Weierstrass

mathematician

Karl Rove

former-white-house-deputy-chief-of-staff

Karl Popper

philosopher

Karl Pearson

mathematician

Karen Marie Moning

author

Kami Garcia

writer

J. K. Rowling

novelist

James Clerk Maxwell

physicist