| Shinya Ono | |
| Native Name Lang: | ja |
| Office: | Member of the House of Representatives |
| Constituency: | Ehime 2nd (1993–1996) Ehime 3rd (1996–2009) |
| Term Start: | 1993 |
| Term End: | 2009 |
| Predecessor: | Multi-member district |
| Successor: | Yoichi Shiraishi |
| Birth Date: | 28 April 1955 |
| Birth Place: | Niihama, Ehime, Japan |
| Alma Mater: | University of Tokyo |
| Party: | Liberal Democratic |
is a former Japanese politician of the Liberal Democratic Party, who was a member of the House of Representatives in the Diet.
Ono is a native of Niihama, Ehime. He graduated the University of Tokyo and received a master's degree in aerospace engineering.
Ono was elected to the Ehime Prefectural Assembly in 1983, and then to the House of Representatives in 1993.
In 2008, he expressed his intention not to stand as a candidate in the next general election, and left the national political arena with the dissolution of the House of Representatives in 2009.
He sees himself as working as "a politician out of power" now, and publishes the monthly magazine "OAK-TREE".