Hiroshi Kobayashi may refer to:

• Hiroshi Kobayashi (boxer) (born 1944), Japanese boxer
• Hiroshi Kobayashi, chemist, synthesised Kobayashi's anion
• Hiroshi Kobayashi (footballer) (born 1959), Japanese football player and manager
• Hiroshi Kobayashi (shogi, born 1962), Japanese shogi player
• Hiroshi Kobayashi (shogi, born 1976), Japanese shogi player
• Hiroshi Kobayashi (baseball) (born 1970), Japanese pitcher

This disambiguation page lists articles about people with the same name.
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