All around the world, Prothero (Prothero 
) is an extremely rare boy's first name. Much more prevalently, Prothero is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Prothero | United Kingdom, South Africa, Australia, United States, Canada |
| rowland prothero, 1st baron ernle English cricketer (1851-1937), GB (b. 1851) |
|
|
| rowland john prothero (1894-1918) (b. 1894) |
|