| Hayato Tani | |
| Birth Name: | Hajime Iwatani |
| Birth Date: | 9 September 1946 |
| Birth Place: | Kirishima, Kagoshima, Empire of Japan |
| Othername: | Hayato Tani |
| Occupation: | Actor, host |
| Spouse: | Kikko Matsuoka |
is a Japanese actor and television presenter best known for his career as General Tani in Takeshi's Castle and Commander Sugata in Hikari Sentai Maskman.
He was born in Kirishima, Kagoshima, Japan and raised in Sasebo, Nagasaki. He married his first wife in 1971 and married his second wife, Kikko Matsuoka, in 1981, after they appeared in several television shows together. Tani is currently writing a dining guide wherein he discusses maintaining a healthy lifestyle. Tani's roles include General Tani (General Lee in UK and Indian versions) in Takeshi's Castle ("Captain Tenneal" in the U.S. version MXC) and Commander Sugata in the 1987 Super Sentai series Hikari Sentai Maskman. He is also sometimes credited as Hayati Tani.