Cognomen Troly (Troly 
) , worldwide, is a rare surname. The cognomen Troly is characteristic of France, where it is a rare surname, Brazil, where it is an extremely rare surname, and the United States. Very seldom, Troly is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Troly | Philippines, United States, India, France, Brazil |