This article is about the real world.

Kōzō Shioya (塩屋 浩三, Shioya Kōzō; born on August 18, 1955) is a veteran seiyū born in Kagoshima Prefecture. He is currently represented by Aoni Production. His younger brother is voice actor Yoku Shioya.

He is known for voicing Borgos, Guldo, Vodka, Majin Buu, and Evil Buu.