| Ōtone | |
| Native Name Lang: | ja |
| Settlement Type: | Former municipality |
| Pushpin Map: | Japan |
| Pushpin Map Caption: | Location in Japan |
| Coordinates: | 36.1333°N 179°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Kantō |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Saitama Prefecture |
| Subdivision Type3: | District |
| Subdivision Name3: | Kitasaitama |
| Extinct Title: | Merged |
| Extinct Date: | March 23, 2010 (now part of Kazo) |
| Leader Title: | Mayor |
| Leader Title1: | Vice Mayor |
| Unit Pref: | Metric |
| Area Total Km2: | 24.47 |
| Population Total: | 14,855 |
| Population As Of: | June 1, 2008 |
| Population Density Km2: | 607.07 |
| Timezone1: | JST |
| Utc Offset1: | +09:00 |
| Blank Name Sec1: | City hall address |
| Website: | Ōtone |
was a town located in Kitasaitama District, Saitama Prefecture, Japan.
As of January 1, 2008, the town had an estimated population of 14,855 and a density of 607.07 persons per km2. The total area was 24.47 km2.[1]
On March 23, 2010, Ōtone, along with the towns of Kisai, Kitakawabe (all from Kitasaitama District), was merged into the expanded city of Kazo. Kitasaitama District was dissolved as a result of this merger.