In all the world, Oviatt (Oviatt 
) is an extremely rare male forename. Much more prevalently, Oviatt is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Oviatt | Canada, Thailand, Spain, United Kingdom, United States |
|
miles m. oviatt United States Marine Corps Medal of Honor recipient, US (b. 1840) |
|