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In the entire world, Osler (Osler
, Ослер
, אוסלר
) is a rare boy's forename. The first name Osler is characteristic of Nicaragua, where it is a rare masculine name, Peru, and Philippines. Not in comparison with a country's population, it most frequently occurs in Peru, Philippines, and Mexico. More frequently, Osler is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Osler | United Kingdom, United States, South Africa, Italy, Canada |
| Ослер | Ukraine, Russia |
| אוסלר | Israel |