Kiyoshi Shiga (志賀 潔, Shiga Kiyoshi, February 7, 1871 – January 25, 1957) was a Japanese physician and bacteriologist.

Kiyoshi, written in any of various ways, is a Japanese boys' name.

Kiyoshi Kodama (児玉 清, Kodama Kiyoshi, real name: Kiyoshi Kitagawa (北川 清), born as Kiyoshi Kodama (小玉 清), 1 January 1934 – 16 May 2011) was a Japanese TV personality and actor. He hosted the Asahi Broadcasting Corporation quiz show Panel Quiz Attack 25 continuously for thirty-six years from its start in April 1975 until he was forced to step down due to poor health at the end of March 2011. His signature catchphrase on the show is "Attack Chance!"

Kiyoshi Sakai (酒井 澄, Sakai Kiyoshi) is an anime producer and animator. He worked for the animation studio Topcraft, where Hayao Miyazaki and Isao Takahata worked immediately before forming Studio Ghibli in 1985.

Kiyoshi K. Muranaga (February 16, 1922 – June 26, 1944) was a United States Army soldier and a recipient of the United States military's highest decoration—the Medal of Honor —for his actions in World War II.

Kiyoshi Ueda (上田 清司, Ueda Kiyoshi, born May 15, 1948) is a Japanese politician. He serves as governor of Saitama Prefecture.

Kiyoshi Nakamura may refer to:

Kiyoshi Maekawa (前川 清, Maekawa Kiyoshi) (born (1948-08-19)August 19, 1948) is a Japanese singer and tarento.