Takashi Ishizeki (石関 貴史, Ishizeki Takashi, born February 18, 1972) is a former Japanese politician of the Democratic Party of Japan, who served as a member of the House of Representatives in the Diet (national legislature).

Ishizeki is a native of Isesaki, Gunma and a graduate of Waseda University.

He worked at the Ministry of Posts and Telecommunications from 1994 to 1998, during which time he studied at the University of London.

Ishizeki is affiliated to the revisionist lobby Nippon Kaigi.

This article about a Japanese politician born in the 1970s is a stub.