Tetsuo Saito
| Tetsuo Saito | |
|---|---|
| 斉藤 鉄夫 | |
| Official portrait, 2021 | |
| Chief Representative of Komeito | |
| Assumed office 9 November 2024 | |
| Preceded by | Keiichi Ishii | 
| Minister of Land, Infrastructure, Transport and Tourism | |
| In office 4 October 2021 – 11 November 2024 | |
| Prime Minister | Fumio Kishida Shigeru Ishiba | 
| Preceded by | Kazuyoshi Akaba | 
| Succeeded by | Hiromasa Nakano | 
| Minister of the Environment | |
| In office 2 August 2008 – 16 September 2009 | |
| Prime Minister | Yasuo Fukuda Tarō Asō | 
| Preceded by | Ichirō Kamoshita | 
| Succeeded by | Sakihito Ozawa | 
| Member of the House of Representatives | |
| Assumed office 19 July 1993 | |
| Preceded by | Multi-member district | 
| Constituency | Hiroshima 1st (1993–1996) Chugoku PR (1996–2021) Hiroshima 3rd (2021–present) | 
| Personal details | |
| Born | 5 February 1952 Ōnan, Shimane, Japan | 
| Political party | Komeito | 
| Other political affiliations | New Frontier | 
| Alma mater | Tokyo Institute of Technology | 
| Occupation | Physical engineer Politician | 
Tetsuo Saito (斉藤 鉄夫, Saitō Tetsuo; born 5 February 1952) is a Japanese politician who serves as chief representative of the Komeito since 2024. He served as Minister of Land, Infrastructure, Transport and Tourism from 2021 to 2024 and Minister of the Environment from 2008 to 2009.
Born in Shimane Prefecture, he was educated at the Tokyo Institute of Technology and worked as an engineer before entering politics. He was elected to serve as chief representative of the Komeito to succeed Keiichi Ishii, who was defeated in the 2024 election.