Kobayakawa (written: ) is a Japanese surname. Notable people with the surname include:

, Japanese daimyō , Japanese samurai , Japanese field hockey player , Japanese samurai and daimyō , Japanese former baseball player

Fictional characters , a character in the manga series World Trigger , protagonist of the manga series You're Under Arrest , a character in the manga series Hunter × Hunter , protagonist of the manga series Eyeshield 21 , a character in the manga series Lucky Star

See also Kobayakawa clan, a Japanese samurai clan