| Shin'ichi Yokoyama | |
| Native Name Lang: | ja |
| Term Start: | 2010 |
| Constituency: | Proportional Representation |
| Birth Date: | 21 July 1959 |
| Birth Place: | Hokkaido |
| Party: | Komeito |
Shinichi Yokoyama is a Japanese politician who is a member of the House of Councillors of Japan.
In 1990, he started work with the Hokkaido government in the Prefectural Fisheries Research Institutes. He was elected in 2010, 2016, and re-elected in 2022.[1]