Ishioka (surname)

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


 * Chiaki Ishioka (石岡 千秋), Japanese alpine skier
 * Eiko Ishioka (石岡 瑛子), Japanese art director, costume designer and graphic designer
 * Masato Ishioka (石岡 正人), Japanese film director and screenwriter
 * Ryota Ishioka (石岡 諒太), Japanese baseball player
 * Saori Ishioka (石岡 沙織), Japanese mixed martial artist, kickboxer and karateka
 * Takuya Ishioka (石岡 拓也), Japanese alpine skier