Jon or Jonathan Klein may refer to:

• Jonathan Klein (CNN) (born 1958), former president of the American television news network CNN
• Jonathan Klein (Getty Images), founder of Getty Images
• Jonathan Klein (driver) (born 1987), American racing driver in Indy Lights
• Jon Klein (musician) founder of Batcave, former member of Specimen and later guitarist for Siouxsie and the Banshees

[ Source: Wikipedia ]