Oishi

Oishi may refer to:


 * Ōishi (surname), a Japanese surname
 * Oishi (Philippine brand), a snack company from the Philippines
 * Oishi Group, a Thai food-and-drink company
 * Ōishi Station, a train station in Nada-ku, Kobe, Hyōgo Prefecture, Japan
 * 3379 Oishi, a main-belt asteroid