Surname Петро-Ярослав (Петро-Ярослав 
) , around the world, is an extremely rare family name. Much more prevalently, Петро-Ярослав is the forename as well as the last name. Parts of the name also exists independently as a first name Петро, and a first name Ярослав.
| VARIANT | COUNTRY |
|---|---|
| Петро-Ярослав | Ukraine |
Карпа, Склим, Паращук, Беднарський, and Атаманчук