Hiroyuki Sanada (真田 広之, Sanada Hiroyuki, born Hiroyuki Shimozawa (下澤 廣之, Shimozawa Hiroyuki); October 12, 1960) is a Japanese actor from Tokyo. Before entering film, he trained at Sonny Chiba's Japan Action Club, hoping to one day become a martial arts movie star. Sanada appeared in many action films in the 70s and early 80s, but when it became clear that he was actually a talented and versatile actor, he was able to expand his range and play a wide variety of roles in all genres.

Today in the West he is best known for his appearances in big-budget Hollywood productions such as "The Last Samurai" and "Rush Hour 3".