| Yuji Yamamoto | |
| Native Name Lang: | ja |
| Office1: | Minister of Agriculture, Forestry, and Fisheries |
| Primeminister1: | Shinzo Abe |
| Term Start1: | 3 August 2016 |
| Term End1: | 3 August 2017 |
| Predecessor1: | Hiroshi Moriyama |
| Successor1: | Ken Saitō |
| Office2: | Minister of State for Financial Services |
| Primeminister2: | Shinzo Abe |
| Term Start2: | 26 September 2006 |
| Term End2: | 27 August 2007 |
| Predecessor2: | Kaoru Yosano |
| Successor2: | Yoshimi Watanabe |
| Office3: | Member of the House of Representatives |
| Constituency3: | Kōchi at-large (1990–1996) Kōchi 3rd (1996–2014) Kōchi 2nd (2014–2017) Shikoku PR (2017–2024) |
| Term Start3: | 19 February 1990 |
| Term End3: | 9 October 2024 |
| Office4: | Member of the Kōchi Prefectural Assembly |
| Term Start4: | 1985 |
| Term End4: | 1989 |
| Birth Date: | 11 May 1952 |
| Birth Place: | Ochi, Takaoka District, Kōchi, Japan |
| Party: | Liberal Democratic |
| Alma Mater: | Waseda University |
is a former Japanese politician of the Liberal Democratic Party, who served as a member of the House of Representatives in the Diet (national legislature).
A native of Kōchi Prefecture and graduate of Waseda University, he was elected to the in 1985 (serving for one term) and then to the House of Representatives for the first time in 1990. Yamamoto was the Minister of Agriculture, Forestry, and Fisheries in the Third Abe Cabinet.
Yamamoto said during a speech at a fundraising party in support of Tsutomu Sato, the ruling Liberal Democratic Party's Diet affairs chief, that “Sato will decide whether or not we’ll force the passage [of the [[Trans-Pacific Partnership]]". Within days, Yamamoto withdrew the remarks and apologized. However, the four main opposition parties pressed for his resignation over the comment.