Family name Sinzinkayo (Sinzinkayo 
) , in the world, is a rare cognomen. The last name Sinzinkayo is characteristic of Burundi, where it is quite a rare surname, Rwanda, where it is a rare surname, and Canada, where it is a very rare surname. Very seldom, Sinzinkayo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sinzinkayo | France, Rwanda, Canada, Burundi, Italy |