Family name Shirro (Shirro 
) , worldwide, is a rare surname. The cognomen Shirro is characteristic of Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname. Much less frequently, Shirro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shirro | New Zealand, United States, Democratic Republic of the Congo |