| Kenji Manabe | |
| Birth Date: | 1935 7, df=y |
| Birth Place: | Mitoyo, Japan |
| Death Place: | Tokyo, Japan |
| Nationality: | Japanese |
| Occupation: | Pathologist |
| Education: | Gifu University |
| Party: | LDP |
| Office: | Director-General of the Environmental Agency |
| Term Start: | 30 July 1998 |
| Term End: | 5 October 1999 |
| Office2: | Member of the House of Councillors for Kagawa at-large district |
| Term Start2: | 23 July 1995 |
| Term End2: | 28 July 2007 |
| Successor2: | Emiko Uematsu |
| Term Start3: | 10 July 1977 |
| Term End3: | 9 July 1989 |
| Successor3: | Jun Kioka |
| Native Name Lang: | ja |
Kenji Manabe (Japanese: 真鍋賢二 Manabe Kenji; 14 July 1935 – 2 March 2024) was a Japanese pathologist and politician. A member of the Liberal Democratic Party, he served in the House of Councillors from 1977 to 1989 and again from 1995 to 2007. He was also Director-General of the Environmental Agency from 1998 to 1999.[1]
Manabe died in Tokyo on 2 March 2024, at the age of 88.[2]