Kazunari (written: 和也, 和成, 一成, or 一就) is a masculine Japanese given name. Notable people with the name include:
Kazunari Abe (阿部 和成) (born 1989), Japanese baseball playerKazunari Hosaka (保坂 一成) (born 1983), Japanese footballerKazunari Koga (古賀 一成) (born 1972), Japanese footballerKazunari Kojima (小嶋 一成) (born 1977), Japanese voice actorKazunari Murakami (村上 和成) (born 1973), Japanese professional wrestler and mixed martial artistKazunari Ninomiya (二宮 和也) (born 1983), Japanese idol, singer, songwriter, actor, voice actor and radio hostKazunari Okayama (岡山 一成) (born 1978), Japanese footballerKazunari Ono (大野 和成) (born 1989), Japanese footballerSaji Kazunari (佐治 一成) (1569–1634), Japanese samuraiKazunari Sanematsu (實松 一成) (born 1981), Japanese baseball playerKazunari Tanaka (田中 一成) (born 1965), Japanese voice actorKazunari Watanabe (渡邉 一成) (born 1983), Japanese cyclist