Family name Roarty (Roarty 
) , throughout the world, is a rare last name. The cognomen Roarty is characteristic of Ireland, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and Australia. Not in comparison with a country's population, it most frequently occurs in the United States, the United Kingdom, and Ireland.
| VARIANT | COUNTRY |
|---|---|
| Roarty | United Kingdom, Australia, Ireland, United States, South Africa |
| michael roarty US (b. 1928) |
|
|
| ben roarty Australian rugby league footballer, AU (b. 1975) |
|
|
| lynn roarty Australian academic and author, AU |
|