David Kahn

David Kahn or Khan may refer to:


 * David Kahn (writer) (1930–2024), American historian of cryptography
 * David Kahn (sports executive) (born 1961), former president of basketball operations of the Minnesota Timberwolves
 * David Khan (politician) (born 1974), Canadian politician
 * David Khan (diplomat) (1795–1851), Persian ambassador