* Katherine "Katie" Couric: While born in Arlington, Virginia, she spent her early childhood in Arkansas. She's a prominent journalist and television personality.
* Ken Burns: Though born in Brooklyn, New York, he spent his formative years in Arkansas, and his work includes the acclaimed documentary "The Civil War," which heavily features Arkansas history.
* Kyle Rotellini: A former professional football player who played for the Dallas Cowboys and the New York Giants, he was born in Arkansas and went to college there.
* Kimberly Guilfoyle: While born in San Francisco, she spent some time in Arkansas, and her father served as a prosecutor for the state. She's a former television personality and political commentator.
It's important to note that "fame" is subjective. There may be other notable figures from Arkansas with "K" names, but they may not be widely recognized beyond their local communities.