is a Japanese surname. Notable people with the surname include:
*, male Japanese animation director
*, Japanese male voice actor
*, Kamakura-bori artist from Japan
*, Japanese football player
*, Japanese aikido teacher holding the rank of 8th dan in the Aikikai
*, samurai commander in Japan's Sengoku period
*, samurai commander of the Suganuma clan during Japan's Sengoku period
{{surname, Suganuma
Japanese-language surnames