Koken

Koken can refer to:

• Empress Kōken (713–770), Empress of Japan (749–758)
• Lagged Fibonacci generator, a pseudorandom number generator also known as a Koken generator.
• Mike Koken (1909-1962), American football coach and player
• Walt Koken (born 1946), American claw-hammer banjo player, fiddler, and singer