|Birthdate:||December 9, 1955|
Hiroyuki Watanabe (渡辺 裕之, Watanabe Hiroyuki, born December 9, 1955) is a Japanese actor who was born in Mito, Ibaraki Prefecture. He graduated from Takushoku University and is married to Hideko Hara (原 日出子, Hara Hideko, legally Noriko Watanabe (渡辺 典子, Watanabe Noriko)). He primarily acts in dramas, of which a handful are tokusatsu series. One of his most recent roles was as Taiga Saejima in the tokusatsu series GARO. He also played Kamen Rider Gaoh in the Kamen Rider Den-O movie, Kamen Rider Den-O: I'm Born!.