List of Famous people named Seiji

Seiji Osaka is a Japanese politician of the Constitutional Democratic Party of Japan (CDP), a member of the House of Representatives in the Diet. He represents Hokkaido's 8th district. He was a member of the Democratic Party. While he joined the CDP on the day it was formed, he ran on an independent ticket in the 2017 general election.

Seiji Maehara is a Japanese politician and was the leader of the Democratic Party from 1 September 2017 until its dissolution later that month. He has also been a member of the House of Representatives of Japan since 1993.

Seiji Kihara is a Japanese politician of the Liberal Democratic Party, a member of the House of Representatives in the Diet.

Seiji Ozawa is a Japanese conductor known for his advocacy of modern composers and for his work with the San Francisco Symphony, the Toronto Symphony Orchestra, and the Boston Symphony Orchestra where he served as music director for 29 years. He is the recipient of numerous international awards.

Seiji Kobayashi is a Japanese professional baseball catcher for the Yomiuri Giants of Nippon Professional Baseball (NPB).

Seiji Kameda is a Japanese music producer, arranger and bass guitarist. He has worked extensively with Ringo Shiina, serving as her producer and touring bassist for many years, including his tenure with their band Tokyo Jihen from 2005 to 2012.

Seiji Uebayashi is a professional Japanese baseball player. He plays outfielder for the Fukuoka SoftBank Hawks.

Seiji Tahara is a Japanese professional baseball pitcher who is currently a free agent. He has played with the Nippon Professional Baseball (NPB) for the Yomiuri Giants.

Seiji Takaiwa is a Japanese stunt performer and suit actor from Saitama Prefecture affiliated with Japan Action Enterprises. He has been cast in many leading roles in the Super Sentai and Kamen Rider series, portraying a diverse range of characters. He is married to retired stunt performer and suit actress Rie Murakami.

Seiji Mizushima is a Japanese anime director who is known for such series as Shaman King, Fullmetal Alchemist, Mobile Suit Gundam 00, Un-Go, and Concrete Revolutio. His first directorial film project, Fullmetal Alchemist the Movie: Conqueror of Shamballa, won the 60th Mainichi Film Award for Best Animation Film. In 2015, he won the Individual Award at the 20th Animation Kobe Awards.