Léontine de Maësen
Belgian coloratura soprano
Léontine Pauline Aubart
French singer; mistress of business mogul Benjamin Guggenheim; Titanic survivor
Léontine Zanta
first Frenchwoman to earn a doctorate
Florence Leontine Mary Welch
English singer of band Florence + the Machine
Karl Marx
philosopher and co,founder of Marxism
Karl Malone
former NBA player
Karl Pilkington
English TV personality, author, comedian, actor, and radio producer
Karl Urban
New Zealand actor
Karl Weierstrass
German mathematician
Karl John Geary
Irish/American actor