Family name Waira (Waira 
) , in all the world, is a rare cognomen. The cognomen Waira is habitual in Papua New Guinea, where it is quite a rare surname, Kenya, where it is a rare surname, and Uganda. Also, Waira is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Waira | Kenya, Uganda, Colombia, Papua New Guinea, India |