Hiroaki Ogi is a Japanese comedian who has regular appearances in a number of television shows as well as portraying roles in television drama series. He was born Hiroaki Kogi (小木 博明, Kogi Hiroaki).

He is the boke of OgiYahagi, partnered with Ken Yahagi.

Ogi is nicknamed Ogi-kun (小木くん), Sense Ogi (センス小木, Sensu Ogi), and Oggy-bun (オギーブン, Ogībun). Some younger entertainers such as Bananaman and Teruyuki Tsuchida called him Ogi-san (小木さん) regardless of whether they are his senior or junior.