Surname Flavinney (Flavinney 
) , in the world, is a very rare cognomen. The last name Flavinney is characteristic of Trinidad and Tobago, where it is quite a rare surname, Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Flavinney | Trinidad and Tobago, United States, Canada |