| Amagiyugashima | |
| Native Name Lang: | ja |
| Settlement Type: | Former municipality |
| Seal Type: | Emblem |
| Pushpin Map: | Japan |
| Pushpin Map Caption: | Location in Japan |
| Coordinates: | 34.9014°N 138.9256°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Chūbu (Tōkai) |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Shizuoka Prefecture |
| Subdivision Type3: | District |
| Subdivision Name3: | Tagata |
| Extinct Title: | Merged |
| Extinct Date: | October 11, 2005 (now part of Izu) |
| Leader Title: | Mayor |
| Leader Title1: | Vice Mayor |
| Unit Pref: | Metric |
| Area Total Km2: | 135.14 |
| Population Total: | 7,677 |
| Population As Of: | March 1, 2004 |
| Population Density Km2: | 135.14 |
| Timezone1: | JST |
| Utc Offset1: | +09:00 |
| Blank Name Sec1: | City hall address |
was a town located in Tagata District, Shizuoka Prefecture, Japan.
As of March 1, 2004, final population data before the amalgamation, the town had an estimated population of 7,677 and a density of 56.8 persons per km2. The total area was 135.14 km2.
On April 1, 2004, Amagiyugashima, along with the towns of Nakaizu, Shuzenji and Toi (all from Tagata District), was merged to create the city of Izu.
Amagiyugashima was noted for its production of wasabi. It was also the location of the Amagi Tunnel, a tourist attraction based on a famous scene in Yasunari Kawabata's novel The Dancing Girl of Izu.