| Ogi | |
| Native Name Lang: | ja |
| Settlement Type: | Former municipality |
| Pushpin Map Caption: | Location in Japan |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Hokuriku |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Niigata Prefecture |
| Subdivision Type3: | District |
| Subdivision Name3: | Sado District |
| Extinct Title: | Merged |
| Extinct Date: | March 1, 2004 (now part of Sado) |
| Leader Title: | Mayor |
| Leader Title1: | Vice Mayor |
| Unit Pref: | Metric |
| Area Total Km2: | 25.95 |
| Population Total: | 4,062 |
| Population As Of: | 2000 |
| Timezone1: | JST |
| Utc Offset1: | +09:00 |
| Blank Name Sec1: | City hall address |
was a town located in Sado Island, Niigata Prefecture, Japan.
On March 1, 2004, Ogi and the other 9 municipalities in the island were merged to create the city of Sado.[1] Since then, Ogi has been one of the 10 subdivisions of Sado City.